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

Microsoft Teams Not Opening on Windows 10: Fixes

You click the Teams icon, but nothing happens—or it stalls at the loading screen. This is a commo...

Fix Microsoft Teams Screen Sharing Not Working

You start a meeting, click Share, and nothing happens—or attendees see a black screen. This is a ...

Fix Chrome Token Expired After Browser Update

After a Chrome update, you might see messages like "token expired" or get logged out of websites....

Fix GitHub Actions Cache Action Permission Denied Error

Fixing Microsoft Teams Proxy Error Code Causes

When Microsoft Teams shows a proxy error, it usually means the app can't reach the internet prope...

Fix Outlook Permission Denied After Windows Update

After a Windows update, you might open Outlook and see a “permission denied” error when trying to...