Checklists for software errors, setup, and tool workflows.

Fix DNS Probe Finished NXDOMAIN Not Working on WiFi

If you see "DNS_PROBE_FINISHED_NXDOMAIN" in Chrome while connected to WiFi, your browser ...

Fix Windows Search Index Exclude Folder Not Working

If you've added a folder to the exclusion list in Windows Search indexing options but files f...

How to Reinstall Windows Security App (Microsoft Defender)

If the Windows Security app (Microsoft Defender) is missing, crashing, or not opening, reinstalli...

Fix Git Lock File Not Deleted After Crash

If Git reports a lock file error after a crash, it usually means a previous Git operation was int...

Fix Discord Black Screen from Chrome Hardware Acceleration

Why Chrome Hardware Acceleration Causes Discord Black Screen

When Chrome uses hardware a...

Python Not Working in CMD on Windows 10: Fixes

You installed Python but typing python in Command Prompt returns 'python&#...