
Fix Windows Update Error 0x80070020: Port Already Allocated
When you see error 0x80070020 during a Windows Update, it usually means a program is already usin...

When you see error 0x80070020 during a Windows Update, it usually means a program is already usin...

If you see an error that the Windows Security service is not running, the Security Center or Wind...

If you've downloaded Chrome's offline installer—perhaps to install on multiple machines or a syst...

When you open Command Prompt and see an 'invalid configuration' message, it usually means a setti...

You try to reset Command Prompt settings to default—maybe via Properties or by deleting the conso...

If Windows Update is stuck, failing with errors, or behaving oddly, the configuration may have be...