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

Certbot Nginx Plugin Permission Denied: Fixes and Checks

When running Certbot with the nginx plugin, you may encounter a 'Permission denied' error. This u...

Fix Windows Defender Real-Time Protection Crashing on Windows 11

If Windows Defender’s real-time protection keeps turning off or throws an error on Windows 11, yo...

Fix Windows Search After Disabling Cortana

If you've disabled Cortana and find that Windows Search no longer returns results or runs slowly,...

Fix Windows Activation Error 0x800704cf: Cannot Connect to Server

You see error 0x800704cf when trying to activate Windows, with the message "Cannot connect to the...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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

OneDrive Setup and Sync Folder Configuration on Windows 10

If you're setting up OneDrive on a new Windows 10 PC or reconfiguring which folders sync, you may...