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

Cloudflare Origin Certificate Configuration Guide

If your site uses Cloudflare and you want HTTPS between Cloudflare and your origin server, an ori...

Checklist to Troubleshoot Windows Search Version Mismatch

If Windows Search shows a version mismatch, you might see errors like “The search service has a d...

Fix Windows Terminal Permission Denied File Locked Error

Fix Outlook Authentication Failed Error in Exchange Settings

You open Outlook and see an authentication failed error tied to your Exchange account. The passwo...

Fix Outlook Not Connecting Due to Proxy Settings

If Outlook fails to connect, shows a "trying to connect" status, or gives a proxy-related error, ...

Fix Microsoft Teams Authentication Failed Error

You open Microsoft Teams, try to sign in, and get an 'Authentication failed' error. This usually ...