Checklists for software errors, setup, and tool workflows.

How to Fix Windows Defender Not Starting Automatically

If Windows Defender (Microsoft Defender Antivirus) isn't starting automatically when you boot you...

PowerShell Profile Cache Location and How to Delete It

If PowerShell starts slowly, shows errors on launch, or seems to ignore recent profile changes, a...

Windows Update Cleanup Stuck? Check Disk Space First

You run Disk Cleanup to remove Windows Update temporary files, but the progress bar sits at 0% or...

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 Cloudflare 521 Error on a WordPress Site

If you see a Cloudflare 521 error on your WordPress site, it means Cloudflare can't connect to yo...

Microsoft Teams Memory Usage Keeps Increasing: Fixes

You open Task Manager and see Microsoft Teams using 1 GB of RAM, and it keeps climbing. Over a fe...