Checklists for software errors, setup, and tool workflows.

Windows Security App Not Working After Update: Fixes

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

Fix Windows Update Service Not Running for System Restore

You might see “System Restore did not complete successfully” or “Windows Update service is not ru...

Fixing Unresolved Paths After Git Merge Conflict Rebase

When you run git rebase and hit a merge conflict, Git pauses the rebase and asks you...

Fix Windows Defender Real-Time Protection Not Starting

If you see a yellow warning or a message that real-time protection is off, Windows Defender’s cor...

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

This error usually means Windows Update doesn't have pe...

Fix DNS Probe Finished NXDOMAIN on Router: Step-by-Step

You're browsing and suddenly Chrome shows 'DNS_PROBE_FINISHED_NXDOMAIN'. This means y...