During a remote control or screen sharing session, the screen may turn black when entering passwords or accessing sensitive fields.
This behaviour is intentional. Some applications are configured to hide their content during screen sharing whenever sensitive information such as passwords, PINs, or sensitive data is being entered. This restriction ensures that confidential details are not visible to remote viewers.
No action is required. This is a security feature and not a malfunction. The screen will return to normal once the sensitive input is complete.
If the blackout continues beyond password entry:
Remote Control, Screen Sharing, Remote Troubleshooting