Checklists for software errors, setup, and tool workflows.

Fix Microsoft Teams Command Not Found in Flatpak

You installed Microsoft Teams via Flatpak, but when you run microsoft-teams in the t...

Fix Windows Defender Not Starting After Update

After a Windows update, you might see that Windows Defender (now called Microsoft Defender Antivi...

Fix Windows Defender SSL Certificate Errors from Antivirus Interference

You might see SSL certificate errors in your browser or applications even when the certificate is...

Fix Windows Activation Sync Issue Between Windows and Ubuntu

If you dual-boot Windows and Ubuntu and suddenly see a “Windows isn’t activated” message, the iss...

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...