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

Reset Microsoft Store Using wsreset Command

BitLocker Recovery Key 'Expired' on Windows 11: Fixes That Work

You enter your 48-digit BitLocker recovery key on Windows 11, but the system says it's expired or...

Fix Windows Defender 502 Bad Gateway Error: Configuration Guide

If you're seeing a '502 Bad Gateway' error when opening Windows Defender, it usually means a netw...

Fix Microsoft Teams Screen Sharing Not Working on Mac

You’re in a meeting, click the share button, and nothing happens—or the screen goes black. Screen...

Microsoft Teams 504 Error: Causes and Fixes

When Microsoft Teams shows a 504 error, it usually means the server gateway timed out while tryin...

Fix Gradle Build: Could Not Find or Load Main Class

When a Gradle build fails with Could not find or load main class, it usually means t...