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

Fix Windows Security High Memory Usage

If you notice that Windows Security (formerly Windows Defender) is using a lot of memory—sometime...

Fix Windows Security Virus Scan Stuck at 99%

You run a full virus scan in Windows Security, and it gets stuck at 99% for minutes or hours. Thi...

Fix PowerShell Auto-Start 'Permission Denied' Error

You set a PowerShell script to run automatically at startup, but instead of running, you see a 'P...

Fix Remote Desktop Authentication Failed on Windows 10

When you try to connect to a remote Windows 10 PC and see “An authentication error has occurred” ...

How to Fix Windows Security Login Loop

If you're stuck in a Windows Security login loop—where you enter your credentials only to be prom...

Fix BitLocker Connection Timeout and Permission Denied Errors