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

Fix Windows Update Stuck Downloading After Reboot

You restart your PC to finish installing updates, but instead of completing, Windows Update gets ...

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...

How to Fix Cloudflare DNS Not Resolving on Mac

If you've set Cloudflare DNS (1.1.1.1) on your Mac but websites still fail to load or resolve slo...

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 Outlook Not Sending Emails

When Outlook won't send emails, you typically see the message stuck in the Outbox or an error lik...

Windows Security App Not Working After Update: Fixes

After a Windows update, the Windows Security app may fail to open, show a blank screen, or displa...