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

How to Fix PowerShell Port Already Allocated Error

When you try to start a TCP listener or run a script that binds to a specific port in PowerShell,...

Fix OneDrive Stuck at Syncing After Update

After a Windows update, OneDrive may get stuck at “Syncing” indefinitely. This usually happens be...

How to Unlock an Outlook File Locked After Crash Recovery

After an unexpected crash, Outlook may refuse to open your PST or OST file, showing a message tha...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

How to Fix Microsoft Store Stuck in Login Loop on Windows 11

You open Microsoft Store on Windows 11, try to sign in, and it keeps asking for credentials again...

Fix Command Prompt Crashing Due to Corrupted System Files

If Command Prompt opens briefly and then closes immediately, or crashes during use, corrupted sys...