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

Fix OneDrive Sync Module Not Working on Windows 10

If you see “OneDrive sync module not working” on Windows 10, the OneDrive app may be stuck, not s...

PowerShell Command Not Found but Works in CMD

Fix Windows Terminal Proxy Error: Connection Refused

If you see 'connection refused' when using Windows Terminal behind a proxy, the terminal is likel...

Fix Redis Server Not Starting Due to Out of Memory Error

When Redis fails to start with an out-of-memory (OOM) error, it's usually because the system cann...

How to Fix Remote Desktop Black Screen After Connecting

You connect to a remote PC via RDP, authentication succeeds, but you're greeted with a black scre...

Windows Security App Not Opening After Update: Fixes

After a Windows update, the Security app may refuse to open—clicking the icon does nothing, or it...