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

Windows Update Cleanup Stuck After Installing Updates

After installing updates, Windows may get stuck on the cleanup phase. The screen shows 'Cleaning ...

Fix Windows Activation Blank Screen via Registry

After activating Windows, some users see a blank screen with only a cursor. This usually points t...

How to Fix PowerShell Version Mismatch Error

Fix Putty Connection Refused Due to Windows Firewall

You're trying to SSH into a remote server using Putty, but you get a 'Connection refused' error. ...

Fix Outlook Authentication Failed When Modern Auth Is Disabled

If you see "authentication failed" in Outlook and modern authentication is disabled, the issue us...

PowerShell Script Shows Blank Window: Fixes That Work

You run a PowerShell script, but instead of output you get a blank window that might close immedi...