Checklists for software errors, setup, and tool workflows.

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Fix Gradle Build: Could Not Find or Load Main Class

When a Gradle build fails with Could not find or load main class, it usually means t...

Fix Windows Defender Blank Screen in Safe Mode

You boot into Safe Mode to run a malware scan, but Windows Defender shows nothing—just a blank wh...

Fix Windows Security High Memory Usage (MsMpEng.exe)

You open Task Manager and see Windows Security (the process is MsMpEng.exe) using 500 MB or more ...

How to Fix Chrome Profile Error on Mac

You open Google Chrome on your Mac only to see a message saying something like “Your profile coul...

Fix PowerShell Execution Policy Error on Windows

When you try to run a PowerShell script and see the error unable to run script because exec...

How to Fix Windows Security Slow to Load Settings
If you open Windows Security and the settings page takes a long time to load or shows a blank scr...