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

Fix PowerShell Proxy Authentication Failed Errors

Checklist to Troubleshoot Microsoft Teams High Memory Usage

Microsoft Teams is known for high memory consumption. If you see Teams using 1 GB or more of RAM ...

Windows Security Scan Stuck at 99%: Practical Fixes

You run a Windows Security (formerly Windows Defender) scan, it reaches 99%, and then… nothing. I...

How to Fix Windows Update Version Mismatch Sync Issues

You may see an error like 'Windows Update version mismatch' or 'Sync failed' when trying to updat...

Fix Cloudflare DNS Not Resolving on Android

If you've set Cloudflare's 1.1.1.1 DNS on your Android device but websites won't load or you see ...

How to Restore Windows Security Missing from Start Menu

If Windows Security (formerly Windows Defender) has disappeared from your Start Menu, it usually ...