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

Fix Microsoft Store Error 0x80073cf6: Port Already Allocated

When installing or updating apps from the Microsoft Store, error 0x80073cf6 often appears with a ...

Fix Microsoft Store Update Not Working on Windows 11

If the Microsoft Store won't update apps or itself on Windows 11, you're not alone. This usually ...

Firefox Not Responding: Clean Reinstall Guide

If Firefox freezes, crashes, or shows a "not responding" message repeatedly, a clean reinstall ca...

How to Fix 'Permission Denied' When Running PowerShell as Administrator

You right-click PowerShell and select 'Run as administrator', but instead of an elevated prompt, ...

How to Fix Microsoft Store Authentication Failed Error on Windows 10

When you see "Authentication failed" while trying to sign in to the Microsoft Store on Windows 10...

How to Fix Outlook Rate Limit Error in Office 365

Understanding the Error

You may see a message like "Too many requests" or "Server busy" ...