Knowledge base for software setup, errors, and daily tool work.

Fix Chrome Black Screen During Videos: Hardware Acceleration

If you're watching a video in Chrome and the screen goes black (but audio continues), hardwar...

Fix Git SSL Certificate Problem: Unable to Get Local Issuer Certificate

Fix Chrome ERR_CONNECTION_RESET After Router Reboot

If you see ERR_CONNECTION_RESET in Chrome after rebooting your router, you'r...

Windows Security App Not Opening: Practical Fixes

If the Windows Security app won't open—clicking the icon does nothing, or it crashes immediat...

Fix Remote Desktop Connection Failed Due to Network Level Authentication

You try to connect to a remote PC via Remote Desktop and get an error: "Remote Deskto...