Software comparisons, alternatives, and tool decision notes.

Fix OneDrive Authentication Failed in Office 365

You see "OneDrive authentication failed" when signing into Office 365. This usually means OneDriv...

Fix Remote Desktop Blank or Black Screen on Windows 10

When you connect to a Windows 10 machine via Remote Desktop and see only a black or blank screen,...

Fix Remote Desktop Permission Denied After Update

After a recent Windows update, you may see a 'permission denied' error when trying to connect to ...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Fix Windows Defender Can't Connect to Windows Update

If Windows Defender shows an error saying it cannot connect to Windows Update, it usually means t...

Fix Windows Activation 502 Bad Gateway Firewall Issues

When you try to activate Windows and see a 502 Bad Gateway error, it often point...