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

SSH Permission Denied (Publickey) on EC2: Setup Fixes

If you're seeing "Permission denied (publickey)" when trying to SSH into an AWS EC2 instance, the...

How to Fix WinRAR Checksum Error in Downloaded Files

You downloaded a file, but when you try to extract it with WinRAR, you get a checksum error. This...

Fix Edge Profile Sync Paused Not Working After Update

After a browser update, you might see Edge profile sync paused and not working. This usually happ...

Fix Remote Desktop Not Responding Due to High Memory

You’re in the middle of a remote session when the screen freezes, the mouse lags, or you get a ti...

How to Restore Chrome Profile After a Crash

Symptoms of a Corrupted Chrome Profile

After a browser crash, you might see errors like '...

Chrome Extension Migration Not Working After Update: Fixes

After a Chrome update, some extensions fail to migrate settings, data, or permissions. You might ...