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

Fix Windows Defender High CPU Usage When Scan Stuck

If Windows Defender is using nearly 100% CPU and a scan appears stuck (e.g., progress bar frozen ...

Fix Windows Update Connection Refused Due to Firewall

If Windows Update fails with a "connection refused" error, your firewall is likely blocking the u...

How to Fix Outlook Rate Limit Error in Office 365

Understanding the Error

You may see a message like "Too many requests" or "Server busy" ...

How to Fix Microsoft Teams Auto Start Not Working

You expect Teams to launch automatically when you log into Windows, but it doesn't. This guide co...

Fix Microsoft Store Dependency Conflict with PowerShell

You open Microsoft Store and see an error like 0x80073D0A or 0x80073CF6...

Fixing BitLocker 504 Gateway Timeout on Windows Server

When managing BitLocker on a Windows Server, you might encounter a 504 Gateway Timeout error. Thi...