Software comparisons, alternatives, and tool decision notes.

Fix BitLocker Authentication Failed with TPM Not Working

If BitLocker prompts for a recovery key or shows "Authentication failed" and TPM is not working, ...

Windows Terminal Blank Cursor Fix: No Text Visible

If you open Windows Terminal and see only a blinking cursor on a blank screen with no text, the s...

Removing Malware Causing High CPU Usage in Command Prompt

If you notice high CPU usage in Task Manager attributed to Command Prompt (cmd.exe), svchost.exe,...

How to Fix Windows Defender File Locked Error 0x80070020

Error 0x80070020 often appears when Windows Defender (Microsoft Defender Antivirus) is scanning a...

Chrome Rate Limit Error Permission Denied: How to Fix

You're seeing 'Rate limit error: permission denied' in Chrome, often when using developer tools, ...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...