How-To
What Windows 11 DNS over HTTPS Protects—and What It Doesn’t
Windows 11 can encrypt DNS queries to a compatible resolver, but DNS over HTTPS is not a complete privacy tool. Here is…
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Windows Command Not Recognized? Diagnose PATH Before Changing Settings
Use read-only PowerShell checks to distinguish a missing PATH entry, an old terminal environment and a command-name conflict before changing Windows settings.
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Windows 11 microphone not working? Find where the input stops
Use Windows' microphone test to separate a missing or muted input from a privacy, app, or browser permission problem. These reversible checks…
How-To
How to check your Ubuntu version and kernel in the terminal
Use three read-only commands to identify your Ubuntu release, running kernel and architecture before following a troubleshooting guide.