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

Fix Command Prompt DNS Lookup Failed Error 0x80072ee7

Windows Defender Rate Limit Error via Group Policy: Fix Guide

If you see a rate limit error in Windows Defender (Microsoft Defender Antivirus) that appears aft...

Fix Windows Update Service Not Running on Startup

If your PC gets stuck in an automatic repair loop and the Windows Update service is not running o...

How to Fix Microsoft Store Error 504 Gateway Timeout

When you try to open Microsoft Store and see Error 504 Gateway Timeout, it usual...

Fix Outlook Sync Stuck by Clearing Cache

If Outlook stops syncing emails, calendar, or contacts, a corrupted cache is often the culprit. T...

Windows Defender Service Not Starting: Fixes and Checks

When Windows Defender won't start, you might see an error like "Windows Defender service can't be...