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

Fix Microsoft Store 'Service Unavailable Permission Denied'

When you open Microsoft Store and see "Service Unavailable Permission Denied", i...

Fix Windows Activation Blocked by Proxy Server

If Windows activation fails with an error like “We can’t activate Windows on this device because ...

Fix Windows Search Update Stuck on Installing

You see a Windows Search update stuck on 'Installing' in Windows Update. The progress bar doesn't...

Microsoft Teams Rate Limit Error Troubleshooting Checklist

If you see errors like 429 Too Many Requests or Rate limit exceeded in ...

Fix Outlook Blank Screen After Office Installation

Symptom and likely cause

After installing or updating Microsoft Office, Outlook may open ...

Fix Command Prompt Service Unavailable Error

When you open Command Prompt and see 'Service unavailable' or 'The requested service is unavailab...