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

Fix PowerShell 504 Gateway Timeout After Windows Update

After a recent Windows update, some users see a 504 Gateway Timeout error when running PowerShell...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

Fix Port Already Allocated Error When Windows Security Is Off

You try to start a local server or application and get an error saying the port is already alloca...

Fix OBS Black Screen and Permission Denied on Windows 11

You launch OBS Studio on Windows 11, add a display capture or game capture source, and see only a...

Setting Up Chrome Profiles for Multiple Users After Migration

After migrating to a new computer or operating system, you may find that your Chrome profiles are...

How to Delete a Locked File Using Command Prompt

You've tried to delete a file, but Windows says it's open in another program. This happens often ...