Adobe Patch Installation Failure - Error Code 1625
You're trying to install the patches for Adobe applications and the installation fails with an error message: "Error 1625: This installation is forbidden by system policy."
This might be due to any of the following reasons:
- You aren't logged in as an administrator.
- Your Windows Installer system policy prevents you from installing digitally-signed software updates.
Follow the steps given below to resolve this issue:
- Log in to your computer with administrative rights, and then install the application.
- If the above resolution doesn't work, you should enable installation of digitally-signed software updates:
If you're using Windows 7, 8 or Vista follow the steps given below:
- Open the Run window by pressing Windows key + R -> type gpedit.msc -> click OK.
- Navigate to Local Computer Policy -> Computer Configuration -> Administrative Templates -> Windows Components -> Windows Installer.
- Double-click on Prohibit non-administrators from applying vendor-signed updates -> click Disabled -> click OK.
If you're using Windows XP follow the steps given below:
- Open the Run window by clicking on Start on the Windows taskbar.
- On the Run window, type gpedit.msc -> click OK.
- On the Group Policy Window, navigate to Local Computer Policy -> Computer Configurations -> Administrative Templates -> Windows Components -> Windows Installer.
- Double-click Prohibit Non-Administrators from applying vendor signed updates.
- Click Disabled -> Click OK.
If the above mentioned steps don't solve the issue, try Restarting the machine.
- If you're using a Windows Server machine and the above mentioned steps don't work, try changing the registry values and restarting the system.
For further clarity on the issue visit the link.
- If the issue persists even after following the above-mentioned resolutions, please feel free to contact Support.