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

Windows Search Not Showing Files: Fixes That Work

You type a filename into the Windows Search box, but nothing shows up—or only old results appear....

Windows Defender Scan Stuck at Certain Percentage: Fixes That Work

If you run a Windows Defender scan and it stalls at the same percentage every time—often 85%, 93%...

Fix Windows Security 502 Bad Gateway Sync Error

You open Windows Security and see a 502 Bad Gateway error when it tries to sync. This usually mea...

Fix Redis Not Starting with systemctl on CentOS

If you run systemctl start redis on CentOS and the service fails silently, you're no...

How to Fix Chrome Profile Slow Performance

Common Causes of a Slow Chrome Profile

If Chrome feels sluggish only when you’re signed i...

BitLocker Recovery Key 404 Not Found on Windows 10: Fixes

If you're seeing a '404 Not Found' error when trying to access your BitLocker recovery key on Win...