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

Fix Microsoft Store Permission Denied Error

You try to install or update an app from the Microsoft Store and get a 'permission denied' error....

Fix PowerShell Proxy Authentication Failed Errors

How to Repair Outlook PST File When It Fails to Start

If Outlook fails to start and you see errors like 'Cannot start Microsoft Outlook' or 'The file p...

Fix Windows Security Error 0x80073b01: App Install Blocked

When you try to install a Windows app from the Microsoft Store, you might see error code 0x80073b...

How to Fix Outlook Setup Error 0x80040115

When setting up an Outlook profile, error 0x80040115 usually appears during the initial connectio...

How to Fix Windows Security Login Loop

If you're stuck in a Windows Security login loop—where you enter your credentials only to be prom...