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

How to Fix Abnormal Memory Usage in CMD on Windows

Task Scheduler DNS Error: Troubleshooting Checklist

When a scheduled task fails with a DNS error, it usually means the task cannot resolve a hostname...

How to Manually Turn On Windows Search Service

If Windows Search stops working—files don't appear in Start menu search, File Explorer search han...

Fix Windows Update Error 0x80070643 in Windows 11

You're trying to install a Windows 11 update, but it fails with error 0x80070643. This usually me...

Fix Windows Terminal WSL Connection Issues

If Windows Terminal shows an error or a blank screen when launching a WSL profile, the connection...

Fix Windows Security Rate Limit Error: Can't Open App

You try to open Windows Security or a protected app, and instead you see an error message like "R...