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

Fix 'PowerShell Not Recognized' Error on Windows

When you type powershell in Command Prompt or a script and see “powershell is not re...

Fix Windows Update Pending File Rename Locked Error

You've seen the error: Windows Update gets stuck on 'pending file rename' or 'locked' status, oft...

Fix Windows Security High CPU Usage and Slow PC

If your PC feels sluggish and Task Manager shows Windows Security (or Antimalware Service Executa...

OneDrive Invalid Configuration Sync Issue Fix

Understanding the Problem

You open OneDrive and see an error like "Invalid configuration"...

How to Fix Windows Update Error 0x80073712 Stuck

You're trying to update Windows, but it hangs on a particular update and eventually shows error 0...

How to Fix Command Prompt Rate Limit Errors with Firewall Settings

If you see a rate limit error when using Command Prompt (cmd.exe) for network commands like ping,...