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Latest Troubleshooting Guides

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Troubleshooting

Fix Remote Desktop Not Connecting Over VPN

When you're remote and your VPN connects but Remote Desktop (RDP) won't, the problem is usually i...

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Fix Microsoft Teams White Screen on Startup

When Microsoft Teams loads but shows only a white screen, the app is usually stuck during startup...

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Fix Windows Security Service Failing to Start on Startup

If Windows Security (Windows Defender) fails to start when you boot your PC, you may see a warnin...

Troubleshooting

Fix Windows Activation Cache Corruption

You try to activate Windows, but the activation fails with an error like '0xC004F074' or 'The act...

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Windows Defender and Ubuntu: Troubleshooting Checklist

If you're running Ubuntu through WSL or in a dual-boot configuration, Windows Defender can someti...

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Fix Windows Activation Command Error 0x80070002

When you try to activate Windows using the command line—for example, running slmgr /ato



        
            
                
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                    Support Note
                     Test fixes in a non-critical profile first, keep backups for configuration files, and record exact error messages before changing settings.