Patch Repository

Windows 8.1 Ultimate Edition (x64) Patches
S.No Patch Description Bulletin id Severity
1Windows 8.1 Update 1 for x64-based Systems (KB2919355)MS14-018Critical
2Windows 8.1 Update for x64-based Systems (KB2932046)MS14-018Critical
3Windows 8.1 Update for x64-based Systems (KB2934018)MS14-018Critical
4Windows 8.1 Update for x64-based Systems (KB2937592)MS14-018Critical
5Windows 8.1 Update for x64-based Systems (KB2938439)MS14-018Critical
6Security Update for Windows 8.1 for x64-based Systems (KB2928120)MS14-025Important
7Security Update for Windows 8.1 for x64-based Systems (KB2961899) without KB2919355MS14-025Important
8Security Update for Windows 8.1 for x64-based Systems (KB2957189)MS14-031Important
9Security Update for Windows 8.1 for x64-based Systems (KB2978742)MS14-043Critical
10Security Update for Windows 8.1 for x64-based Systems (KB2993651)MS14-045Important
11Security Update for Windows 8.1 for x64-based Systems (KB3010788)MS14-064Important
12Security Update for Windows 8.1 for x64-based Systems (KB3003743)MS14-074Important
13Security Update for Windows 8.1 for x64-based Systems (KB2982998)MS14-076Important
14Security Update for Windows 8.1 for x64-based Systems (KB3020393)MS15-002Critical
15Security Update for Windows 8.1 for x64-based Systems (KB3021674)MS15-003Important
16Security Update for Windows 8.1 for x64-based Systems (KB3019978)MS15-004Important
17Security Update for Windows 8.1 for x64-based Systems (KB3022777)MS15-005Important
18Security Update for Windows 8.1 for x64-based Systems (KB3004365)MS15-006Important
19Security Update for Windows 8.1 for x64-based Systems (KB3000483)MS15-011Critical
20Security Update for Windows 8.1 for x64-based Systems (KB3004361)MS15-014Important
21Security Update for Windows 8.1 for x64-based Systems (KB3030377)MS15-028Important
22Security Update for Windows 8.1 for x64-based Systems (KB3035126)MS15-029Important
23Security Update for Windows 8.1 for x64-based Systems (KB3042553)MS15-034Critical
24Security Update for Windows 8.1 for x64-based Systems (KB3045685)MS15-038Important
25Security Update for Windows 8.1 for x64-based Systems (KB3047234)MS15-042Important
26Security Update for Windows 8.1 for x64-based Systems (KB3055642)MS15-050Important
27Security Update for Windows 8.1 for x64-based Systems (KB3059317)MS15-060Important
28Security Update for Windows 8.1 for x64-based Systems (KB3046339)MS15-068Critical
29Security Update for Windows 8.1 for x64-based Systems (KB3046359)MS15-068Critical
30Security Update for Windows 8.1 for x64-based Systems (KB3061512)MS15-069Important
31Security Update for Windows 8.1 for x64-based Systems (KB3072630)MS15-074Important
32Security Update for Windows 8.1 for x64-based Systems (KB3075220)MS15-082Important
33Security Update for Windows 8.1 for x64-based Systems (KB3076895)MS15-084Important
34Security Update for Windows 8.1 for x64-based Systems (KB3071756)MS15-085Important
35Security Update for Windows 8.1 for x64-based Systems (KB3046017)MS15-088Important
36Security Update for Windows 8.1 for x64-based Systems (KB3076949)MS15-089Important
37Security Update for Windows 8.1 for x64-based Systems (KB3084135)MS15-102Important
38Security Update for Windows 8.1 for x64-based Systems (KB3082089)MS15-102Important
39Security Update for Windows 8.1 for x64-based Systems (KB3087088)MS15-105Important
40Security Update for Windows 8.1 for x64-based Systems (KB3086255)MS15-097Critical
41Security Update for Windows 8.1 for x64-based Systems (KB3092601)MS15-119Important
42Security Update for Windows 8.1 for x64-based Systems (KB3102939)MS15-120Important
43Security Update for Windows 8.1 for x64-based Systems (KB3109094)MS15-128Critical
44Security Update for Windows 8.1 for x64-based Systems (KB3108381)MS15-132Important
45Security Update for Windows 8.1 for x64-based Systems (KB3109103)MS15-133Important
46Security Update for Windows 8.1 for x64-based Systems (KB3124001)MS16-005Critical
47Security Update for Windows 8.1 for x64-based Systems (KB3121918)MS16-007Important
48Security Update for Windows 8.1 for x64-based Systems (KB3109560)MS16-007Important
49Security Update for Windows 8.1 for x64-based Systems (KB3110329)MS16-007Important
50Security Update for Windows 8.1 for x64-based Systems (KB3121461)MS16-007Important
51Custom Patch for Add AlwaysKillApps Registry ValueMS17-024Low
52Security Update for Windows 8.1 for x64-based Systems (KB3121212)MS16-008Important
53Microsoft Windows Malicious Software Removal Tool (KB890830) x64 Jan 11, 2016MSRT-001Moderate
54Security Update for Windows 8.1 for x64-based Systems (KB3123294)MS16-012Critical
55Security Update for Windows 8.1 for x64-based Systems (KB3115858)MS16-013Critical
56Security Update for Windows 8.1 for x64-based Systems (KB3126587)MS16-014Important
57Security Update for Windows 8.1 for x64-based Systems (KB3126593)MS16-014Important
58Security Update for Windows 8.1 for x64-based Systems (KB3126434)MS16-014Important
59Security Update for Windows 8.1 for x64-based Systems (KB3124280)MS16-016Important
60Security Update for Windows 8.1 for x64-based Systems (KB3126446)MS16-017Important
61Security Update for Windows 8.1 for x64-based Systems (KB3134214)MS16-018Important
62Microsoft Windows Malicious Software Removal Tool (KB890830) x64 Feb 09, 2016MSRT-001Moderate
63Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB3135782)MS16-022Critical
64Security Update for Windows 8.1 for x64-based Systems (KB3126041)MS16-014Important
65Security Update for Windows 8.1 for x64-based Systems (KB3140735)MS16-026Critical
66Security Update for Windows 8.1 for x64-based Systems (KB3138910)MS16-027Critical
67Security Update for Windows 8.1 for x64-based Systems (KB3138962)MS16-027Critical
68Security Update for Windows 8.1 for x64-based Systems (KB3137513)MS16-028Critical
69Security Update for Windows 8.1 for x64-based Systems (KB3139940)MS16-030Important
70Security Update for Windows 8.1 for x64-based Systems (KB3139914)MS16-032Important
71Security Update for Windows 8.1 for x64-based Systems (KB3139398)MS16-033Important
72Security Update for Windows 8.1 for x64-based Systems (KB3139852)MS16-034Important
73Microsoft Windows Malicious Software Removal Tool (KB890830) x64 Mar 08, 2016MSRT-001Moderate
74Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB3144756)MS16-036Critical
75Security Update for Windows 8.1 for x64-based Systems (KB3145739)MS16-039Critical
76Security Update for Windows 8.1 for x64-based Systems (KB3135456)MS16-045Important
77Security Update for Windows 8.1 for x64-based Systems (KB3149090)MS16-047Important
78Security Update for Windows 8.1 for x64-based Systems (KB3146723)MS16-048Important
79Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB3154132)MS16-050Critical
80Microsoft Windows Malicious Software Removal Tool (KB890830) x64 Apr 13, 2016MSRT-001Moderate
81Security Update for Windows 8.1 for x64-based Systems (KB3146706)MS16-044Important
82Security Update for Windows 8.1 for x64-based Systems (KB3156013)MS16-055Critical
83Security Update for Windows 8.1 for x64-based Systems (KB3156016)MS16-055Critical
84Security Update for Windows 8.1 for x64-based Systems (KB3156019)MS16-055Critical
85Security Update for Windows 8.1 for x64-based Systems (KB3155178)MS16-056Critical
86Security Update for Windows 8.1 for x64-based Systems (KB3156059)MS16-057Critical
87Security Update for Windows 8.1 for x64-based Systems (KB3153704)MS16-061Important
88Security Update for Windows 8.1 for x64-based Systems (KB3153199)MS16-062Important
89Security Update for Windows 8.1 for x64-based Systems (KB3156017)MS16-062Important
90Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB3157993)MS16-064Critical
91Security Update for Windows 8.1 for x64-based Systems (KB3155784)MS16-067Important
92Security Update for Windows 8.1 for x64-based Systems (KB3150220)MS16-059Important
93Security Update for Windows 8.1 for x64-based Systems (KB3153171)MS16-060Important
94Microsoft Windows Malicious Software Removal Tool (KB890830) x64 May 11, 2016MSRT-001Moderate
95Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB3163207)MS16-064Critical
96Security Update for Windows 8.1 for x64-based Systems (KB3161664)MS16-073Important
97Security Update for Windows 8.1 for x64-based Systems (KB3159398)MS16-072Important
98Security Update for Windows 8.1 for x64-based Systems (KB3164033)MS16-074Important
99Security Update for Windows 8.1 for x64-based Systems (KB3164035)MS16-074Important
100Security Update for Windows 8.1 for x64-based Systems (KB3161561)MS16-075Important
101Security Update for Windows 8.1 for x64-based Systems (KB3161949)MS16-077Important
102Security Update for Windows 8.1 for x64-based Systems (KB3157569)MS16-080Important
103Security Update for Windows 8.1 for x64-based Systems (KB3161958)MS16-082Important
104Microsoft Windows Malicious Software Removal Tool (KB890830) x64 Jun 14, 2016MSRT-001Moderate
105Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB3167685)MS16-083Critical
106Security Update for Windows 8.1 for x64-based Systems (KB3170455)MS16-087Critical
107Security Update for Windows 8.1 for x64-based Systems (KB3168965)MS16-090Important
108Security Update for Windows 8.1 for x64-based Systems (KB3170377)MS16-092Important
109Security Update for Windows 8.1 for x64-based Systems (KB3169704)MS16-092Important
110Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB3174060)MS16-093Critical
111Security Update for Windows 8.1 for x64-based Systems (KB3172727)MS16-094Important
112Microsoft Windows Malicious Software Removal Tool (KB890830) x64 July 14, 2016MSRT-001Moderate
113Security Update for Windows 8.1 for x64-based Systems (KB3178034)MS16-097Critical
114Security Update for Windows 8.1 for x64-based Systems (KB3177725)MS16-098Important
115Security Update for Windows 8.1 for x64-based Systems (KB3172729)MS16-100Important
116Security Update for Windows 8.1 for x64-based Systems (KB3167679)MS16-101Important
117Security Update for Windows 8.1 for x64-based Systems (KB3177108)MS16-101Important
118Security Update for Windows 8.1 for x64-based Systems (KB3175887)MS16-102Critical
119Microsoft Windows Malicious Software Removal Tool (KB890830) x64 Aug 10, 2016MSRT-001Moderate
120Security Update for Windows 8.1 for x64-based Systems (KB3185911)MS16-106Important
121Security Update for Windows 8.1 for x64-based Systems (KB3184471)MS16-110Important
122Security Update for Windows 8.1 for x64-based Systems (KB3187754)MS16-110Important
123Security Update for Windows 8.1 for x64-based Systems (KB3175024)MS16-111Important
124Security Update for Windows 8.1 for x64-based Systems (KB3178539)MS16-112Important
125Security Update for Windows 8.1 for x64-based Systems (KB3177186)MS16-114Important
126Security Update for Windows 8.1 for x64-based Systems (KB3184943)MS16-115Important
127Security Update for Windows 8.1 for x64-based Systems (KB3184122)MS16-116Critical
128Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB3188128)MS16-117Critical
129Microsoft Windows Malicious Software Removal Tool (KB890830) x64 Sep 13, 2016MSRT-001Moderate
130October, 2016 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB3192392)MS16-123Important
131Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB3194343)MS16-127Critical
132Microsoft Windows Malicious Software Removal Tool (KB890830) x64 Oct 11, 2016MSRT-001Moderate
133October, 2016 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB3185331)MS16-124Important
134Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB3201860)MS16-128Critical
135November, 2016 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB3197873)MS16-130Critical
136November, 2016 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB3197874)MS16-130Critical
137Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB3202790)MS16-141Critical
138Microsoft Windows Malicious Software Removal Tool (KB890830) x64 Nov 08, 2016MSRT-001Moderate
139December, 2016 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB3205400)MS16-146Critical
140December, 2016 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB3205401)MS16-146Critical
141Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB3209498)MS16-154Critical
142Microsoft Windows Malicious Software Removal Tool (KB890830) x64 Dec 13, 2016MSRT-001Moderate
143Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB3214628)MS17-003Critical
144Microsoft Windows Malicious Software Removal Tool (KB890830) x64 Jan 10, 2017MSRT-001Moderate
145Microsoft Windows Malicious Software Removal Tool (KB890830) x64 Feb 21, 2017MSRT-001Moderate
146Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4010250)MS17-005Critical
147Cumulative Security Update for Internet Explorer 11 for Windows 8.1 for x64-based Systems (KB4012204)MS17-006Critical
148March, 2017 Security Only Quality Update for Windows 8.1 for x64-based Systems - WannaCrypt Ransomware Worm(KB4012213)MS17-010Critical
149Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4014329)MS17-023Critical
150March, 2017 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems - WannaCrypt Ransomware Worm(KB4012216)MS17-006Critical
151Microsoft Windows Malicious Software Removal Tool (KB890830) x64 Mar 14, 2017MSRT-001Moderate
152April, 2017 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4015550)MS17-APR1Critical
153Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4018483)MS17-APR6Critical
154April, 2017 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4015547)MS17-APR7Important
155Microsoft Windows Malicious Software Removal Tool (KB890830) x64 April 11, 2017MSRT-001Moderate
156Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4020821)MS17-MAY5Critical
1572017-05 Security Monthly Quality Rollup Update includes WannaCrypt Fix(MS17-010) and May Month Quality Rollup for Windows 8.1 for x64-based Systems (KB4019215)MS17-MAY6Important
158Microsoft Windows Malicious Software Removal Tool (KB890830) x64 May 9, 2017MSRT-001Moderate
1592017-05 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4019213)MS17-MAY6Important
160Windows Malicious Software Removal Tool x64 - May 2017 (KB890830)MSRT-001Moderate
1612017-06 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4022726)MS17-JUN2Critical
1622017-06 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4022717)MS17-JUN2Critical
1632017-06 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4022730)MS17-JUN4Critical
164Windows Malicious Software Removal Tool x64 - June 2017 (KB890830)MSRT-001Moderate
1652017-07 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4025336)MS17-JUL2Critical
1662017-07 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4025333)MS17-JUL2Critical
1672017-07 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4025376)MS17-JUL4Critical
168Windows Malicious Software Removal Tool x64 - July 2017 (KB890830)MSRT-001Moderate
1692017-08 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4034681)MS17-AUG1Critical
1702017-08 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4034672)MS17-AUG1Critical
1712017-08 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4034662)MS17-AUG3Critical
172Windows Malicious Software Removal Tool x64 - August 2017 (KB890830)MSRT-001Moderate
1732017-09 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4038792)MS17-SEP1Critical
1742017-09 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4038793)MS17-SEP1Critical
175Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4038806)MS17-SEP3Critical
176Windows Malicious Software Removal Tool x64 - september 2017 (KB890830)MSRT-001Moderate
1772017-10 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4041687)MS17-OCT1Critical
1782017-10 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4041693)MS17-OCT1Critical
179Windows Malicious Software Removal Tool x64 - October 2017 (KB890830)MSRT-001Moderate
180Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4049179)MS17-OCT7Critical
1812017-11 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4048958)MS17-NOV1Critical
1822017-11 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4048961)MS17-NOV1Critical
183 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4048951)MS17-NOV4Critical
184Windows Malicious Software Removal Tool x64 - November 2017 (KB890830)MSRT-001Moderate
1852017-12 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4054519)MS17-DEC1Critical
1862017-12 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4054522)MS17-DEC1Important
187Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4053577)MS17-DEC5Critical
188Windows Malicious Software Removal Tool x64 - December 2017 (KB890830)MSRT-001Moderate
1892018-01 Security Only Quality Update for Windows 8.1 for x64-based Systems - Meltdown and Spectre (KB4056898)MS18-JAN1Important
1902018-01 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems - Meltdown and Spectre (KB4056895)MS18-JAN1Critical
191Prerequisite Handler for Meltdown and SpectreMS18-JAN5Critical
1922018-01 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4056887)MS18-JAN6Critical
193Windows Malicious Software Removal Tool x64 - January 2018 (KB890830)MSRT-001Moderate
1942018-02 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4074595)MS18-FEB1Critical
1952018-02 Security Only Quality Update for Windows 8.1 for x64-based Systems - Meltdown and SpectreKB4074597)MS18-FEB2Critical
1962018-02 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems - Meltdown and Spectre(KB4074594)MS18-FEB2Critical
197Windows Malicious Software Removal Tool x64 - February 2018 (KB890830)MSRT-001Unrated
198Windows Malicious Software Removal Tool x64 - March 2018 (KB890830)MSRT-001Unrated
199Windows Malicious Software Removal Tool x64 - April 2018 (KB890830)MSRT-001Unrated
200Windows Malicious Software Removal Tool x64 - May 2018 (KB890830)MSRT-001Unrated
201Windows Malicious Software Removal Tool x64 - June 2018 (KB890830)MSRT-001Unrated
202Windows Malicious Software Removal Tool x64 - July 2018 (KB890830)MSRT-001Unrated
203Windows Malicious Software Removal Tool x64 - August 2018 (KB890830)MSRT-001Unrated
204Windows Malicious Software Removal Tool x64 - September 2018 (KB890830)MSRT-001Unrated
205Windows Malicious Software Removal Tool x64 - October 2018 (KB890830)MSRT-001Unrated
206Windows Malicious Software Removal Tool x64 - November 2018 (KB890830)MSRT-001Unrated
207Prerequisite Handler for Meltdown and SpectreMS18-JAN5Critical
2082018-03 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4088785)MS18-MAR1Critical
2092018-03 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4088876)MS18-MAR2Important
2102018-03 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4088879)MS18-MAR2Important
2112018-04 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4093115)MS18-APR2Critical
2122018-04 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4093110)MS18-APR1Critical
2132018-04 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4093114) MS18-APR7Critical
2142018-05 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4103729)MS18-MAY1Critical
215Cumulative Security Update for Internet Explorer 11 for Windows 8.1 for x64-based Systems (KB4103768)MS18-MAY5Critical
2162018-05 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4103715)MS18-MAY2Critical
2172018-05 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4103725)MS18-MAY6Critical
2182018-06 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4287903)MS18-JUN1Critical
2192018-06 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4284878)MS18-JUN2Critical
2202018-06 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4284815)MS18-JUN6Critical
2212018-07 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4338832)MS18-JULY1Critical
2222018-07 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4338824)MS18-JULY2Important
2232018-07 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4338815)MS18-JULY6Important
2242018-08 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4343902)MS18-AUG1Critical
2252018-08 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4343888)MS18-AUG2Critical
2262018-08 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4343898)MS18-AUG6Critical
2272018-09 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4457146)MS18-SEP1Critical
2282018-09 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4457143)MS18-SEP2Critical
2292018-09 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4457129)MS18-SEP6Critical
2302018-10 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4462941)MS18-OCT2Critical
2312018-10 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4462926)MS18-OCT6Critical
2322018-11 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4467694)MS18-NOV1Critical
2332018-11 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4467703)MS18-NOV2Critical
2342018-11 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4467697)MS18-NOV6Critical
2352018-11 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4477029)MS18-NOV12Critical
2362018-12 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4471331)MS18-DEC1Critical
2372018-12 Security and Quality Rollup for .NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows 8.1 and Server 2012 R2 for x64 (KB4470639)MS18-DEC8Important
2382018-12 Security and Quality Rollup for .NET Framework 4.5.2 for Windows 8.1 and Server 2012 R2 for x64 (KB4470622)MS18-DEC8Important
2392018-12 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4471322)MS18-DEC2Critical
2402018-12 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4471320)MS18-DEC6Critical
2412019-01 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4480979)MS19-JAN1Critical
2422019-01 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4480964)MS19-JAN2Important
2432019-01 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4480963)MS19-JAN6Important
2442019-02 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4487038)MS19-FEB1Critical
2452019-02 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4487028)MS19-FEB2Critical
2462019-02 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4487000)MS19-FEB6Critical
2472019-03 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4489907)MS19-MAR1Critical
2482019-03 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4489883)MS19-MAR2Critical
2492019-03 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4489881)MS19-MAR6Critical
2502019-04 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4493478)MS19-APR1Critical
2512019-04 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4493467)MS19-APR2Critical
2522019-04 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4493446)MS19-APR6Critical
2532019-05 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4497932)MS19-MAY1Critical
2542019-05 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4499165)MS19-MAY2Critical
2552019-05 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4499151)MS19-MAY6Critical
2562019-06 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4503308)MS19-JUN1Critical
2572019-06 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4503290)MS19-JUN2Critical
2582019-06 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4503276)MS19-JUN6Critical
2592019-07 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4507457) (CVE-2019-0880)MS19-JUL2Critical
2602019-07 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4507448) (CVE-2019-0880)MS19-JUL6Critical
2612019-07 Servicing Stack Update for Windows 8.1 for x64-based Systems (KB4504418)MS19-JUL12Critical
2622019-08 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4512489)MS19-AUG2Critical
2632019-08 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4512488)MS19-AUG6Critical
2642019-09 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4516064)MS19-SEP2Critical
2652019-09 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4516115)MS19-SEP1Critical
2662019-09 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4516067)MS19-SEP6Critical
2672019-09 Servicing Stack Update for Windows 8.1 for x64-based Systems (KB4512938)MS19-SEP12Critical
2682019-10 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4524156)MS19-OCT14Critical
2692019-10 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4519990)MS19-OCT2Critical
2702019-10 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4520005)MS19-OCT6Critical
2712019-10 Servicing Stack Update for Windows 8.1 for x64-based Systems (KB4521864)MS19-OCT15Critical
2722019-11 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4525243)MS19-NOV6Critical
2732019-11 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4525250)MS19-NOV2Critical
2742019-11 Servicing Stack Update for Windows 8.1 for x64-based Systems (KB4524445)MS19-NOV12Critical
2752019-12 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4530730)MS19-DEC2Critical
2762019-12 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4530702)MS19-DEC6Critical
2772020-01 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4534309)MS20-JAN2Critical
2782020-01 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4534297)MS20-JAN6Critical
2792020-02 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4537759)MS20-FEB1Critical
2802020-02 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4537821)MS20-FEB6Critical
2812020-02 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4537803)MS20-FEB2Critical
2822020-02 Security Update for Windows 8.1 for x64-based Systems (KB4502496)MS20-FEB8Critical
2832020-03 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4541505)MS20-MAR2Critical
2842020-03 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4541509)MS20-MAR6Critical
2852020-03 Servicing Stack Update for Windows 8.1 for x64-based Systems (KB4540725)MS20-MAR12Critical
286Workaround for Font Parsing Remote Code Execution VulnerabilityMS20-MAR25Critical
287Patch for Undoing the changes of Workaround for Font Parsing Remote Code Execution VulnerabilityMS20-MAR25Critical
2882020-04 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4550970)MS20-APR2Critical
2892020-04 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4550961)MS20-APR6Critical
2902020-05 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4556853)MS20-MAY2Critical
2912020-05 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4556846)MS20-MAY6Critical
2922020-05 Update for Windows 8.1 for x64-based Systems (KB4557900)MS20-MAY13Unrated
2932020-06 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4561673)MS20-JUN2Critical
2942020-06 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4561666)MS20-JUN6Critical
2952020-06 Servicing Stack Update for Windows 8.1 for x64-based Systems (KB4562253)MS20-JUN12Critical
2962020-06 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4561600)MS20-JUN1Critical
2972020-07 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4565540,KB4569509) (CVE-2020-1350)MS20-JUL2Critical
2982020-07 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4565541,KB4569509) (CVE-2020-1350)MS20-JUL6Critical
2992020-07 Servicing Stack Update for Windows 8.1 for x64-based Systems (KB4566425)MS20-JUL12Critical
3002020-08 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4571723) (CVE-2020-1464) (CVE-2020-1472)MS20-AUG2Critical
3012020-08 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4571703) (CVE-2020-1464) (CVE-2020-1380) (CVE-2020-1472)MS20-AUG6Critical
3022020-08 Security Update for Windows 8.1 for x64-based Systems (KB4578013)MS20-AUG16Critical
3032020-09 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4577071)MS20-SEP2Critical
3042020-09 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4577066)MS20-SEP6Critical
3052020-09 Update for Windows 8.1 for x64-based Systems (KB4566371)MS20-SEP16Low
3062020-10 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4580358)MS20-OCT2Critical
3072020-10 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4580347)MS20-OCT6Critical
3082020-10 Security Update for Adobe Flash Player for Windows 8.1 for x64-based Systems (KB4580325)MS20-OCT1Critical
3092020-10 Update for Windows 8.1 for x64-based Systems (KB4578623)MS20-OCT13Low
3102020-11 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4586823) (CVE-2020-17087)MS20-NOV2Critical
3112020-11 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB4586845) (CVE-2020-17087)MS20-NOV6Critical
3122020-12 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4592495)MS20-DEC2Important
3132021-01 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4598275)MS21-JAN2Critical
3142021-01 Security Update for Windows 8.1 for x64-based Systems (KB4535680)MS21-JAN13Critical
3152021-02 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB4601349)MS21-FEB2Critical
3162021-03 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB5000853) (CVE-2021-27077)MS21-MAR2Critical
3172021-04 Security Only Quality Update for Windows 8.1 for x64-based Systems (KB5001393) (CVE-2021-28437) (CVE-2021-27091)MS21-APR2Critical
3182021-04 Security Monthly Quality Rollup for Windows 8.1 for x64-based Systems (KB5001382) (CVE-2021-28437)MS21-APR6Critical
3192021-04 Servicing Stack Update for Windows 8.1 for x64-based Systems (KB5001403)MS21-APR12Critical
3202021-04 Update for Windows 8.1 for x64-based Systems (KB4601275)MS21-APR13Low

Disclaimer: This webpage is intended to provide you information about patch announcement for certain specific software products. The information is provided "As Is" without warranty of any kind. The links provided point to pages on the vendors websites. You can get more information by clicking the links to visit the relevant pages on the vendors website.