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

Fix Microsoft Store 504 Gateway Timeout Not Loading

When you open Microsoft Store and see a 504 Gateway Timeout error, the app may not load at all. T...

Fix Windows Defender Causing Slow Boot Up

If your PC takes longer to start up than it used to, Windows Defender might be scanning too aggre...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

Fix Error 0x80070422 Windows Security Version Mismatch

You may see error code 0x80070422 when opening Windows Security, often accompanied by a message a...

How to Fix Windows Update Configuration Failed Rollback

You see "Windows Update configuration failed. Reverting changes." after a system restart. This us...

How to Fix Windows Security DNS Error

You open Windows Security and see a message like 'DNS server not responding' or 'Your device is m...