Software comparisons, alternatives, and tool decision notes.

Fix PowerShell Backup Restore Permission Denied Errors

You run a PowerShell restore script and get 'Access Denied' or 'Permission Denied' errors. This i...

How to Fix Windows Security 404 Error When Opening

When you open Windows Security and see a 404 error page, it usually means the app can't find its ...

How to Fix 502 Bad Gateway in Command Prompt

If you see a 502 Bad Gateway error while using command prompt—for instance when ...

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 ...

Fix Git Clone Permission Denied (publickey) on Bitbucket

You try to clone a Bitbucket repository and see:

Permission denied (publickey).
fatal: Co...

How to Take Full Control of the Windows Update Folder

If Windows Update fails with errors like 0x80070005 or 0x80246007, the problem might be permissio...