Software comparisons, alternatives, and tool decision notes.

Fix Windows Security Module Service Not Running

You open Windows Security and see a message that the service isn't running. The shield icon in th...

Fix PowerShell Access Denied for Get-ChildItem

When you run Get-ChildItem in PowerShell and see an access denied e...

Fix BitLocker Auto Unlock Not Working After Update

After a Windows update, you might find that BitLocker auto unlock stops working on your external ...

Fix 'Putty Connection Refused' Error on Localhost

When you try to connect to localhost with Putty and get 'connection refused', it usually means th...

How to Reduce CMD Memory Usage in Windows

If you notice the Command Prompt (CMD) using more memory than expected—sometimes hundreds of mega...

Fix Go Modules Proxy 'No Such Host' Error

When using Go modules with a proxy, you may see an error like:

go: example.com/modu...