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

Fix Windows Security High Memory Usage

You open Task Manager and see Windows Security (or Antimalware Service Executable) using 500 MB o...

Fix Microsoft Teams Stuck on Loading with Error Code 0xca

If Microsoft Teams gets stuck on the loading screen and shows error code 0xca, the app can't star...

Fix Windows Update Error Due to Port 80 Already in Use

Windows Update may fail with error 0x8024402c or similar when another application is already usin...

Fix PowerShell Authentication Failed Credentials Error

Fix Microsoft Teams Cache Issues After an Update

After a Microsoft Teams update, you might see persistent login loops, blank screens, slow loading...

Fix Remote Desktop Connection 404 Error in IIS

When you try to connect to Remote Desktop Web Access (RD Web Access) through IIS, you may see a 4...