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

Fix BitLocker High Memory Usage on Windows 11

If you notice that BitLocker is using a lot of memory on Windows 11—sometimes over 1 GB—it can sl...

Fix Chrome 'Connection Refused' Error from Firewall Block

When you see "This site can’t be reached – connection refused" in Chrome, it often means somethin...

Fix Windows Update 502 Bad Gateway After Update

After installing a Windows update, you might encounter a 502 Bad Gateway error when trying to use...

How to Fix Chrome Profile Not Loading After Update

After a Chrome update, you might encounter a situation where your profile fails to load, showing ...

BitLocker Network Unlock: Domain Controller Not Reachable

When BitLocker Network Unlock fails, you may see an error like “Unable to contact domain controll...

Fix Office 365 Token Expired Error in CMD