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

Fix Microsoft Store Error 502 Bad Gateway After Update

After a recent Windows update, you open the Microsoft Store and see 'Error 502 – Bad Gateway'. Th...

Fix Windows Security Service Failing to Start on Startup

If Windows Security (Windows Defender) fails to start when you boot your PC, you may see a warnin...

Fix Microsoft Store SSL Certificate Error on Windows 11

When you open Microsoft Store on Windows 11 and see an error like "SSL certificate error" or "A p...

Fix Chrome Blank Profile Screen After Update

After a Chrome update, some users see a blank screen when trying to open their profile — no bookm...

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 Microsoft Teams Slow Startup by Disabling Hardware Acceleration

If Microsoft Teams takes a long time to load or feels sluggish when you first open it, hardware a...