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

How to Fix Windows Defender Service Not Running

If you see a message that Windows Defender is not running or the security center shows it's off, ...

Fix PowerShell DNS Query Permission Denied Errors

When running DNS queries in PowerShell, you might see a 'permission denied' error. This typically...

OneDrive Setup Sync Stuck at Starting: How to Fix

You open OneDrive and see 'Setting up sync' or 'Starting' for a long time—sometimes hours. This u...

Fix PowerShell Cache Not Clearing: Step-by-Step

If PowerShell commands behave oddly—showing old results, failing to load updated modules, or igno...

How to Fix Git Fatal Repository Not Found Error

Fix Chrome Tunnel Connection Failed Error

When you see "Tunnel connection failed" in Chrome, it usually means the browser couldn't establis...