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Latest Troubleshooting Guides

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Troubleshooting

Fix Windows Activation Proxy Server Not Responding

When you try to activate Windows and see “proxy server not responding,” it usually means Windows ...

Troubleshooting

Fix Windows Security Rate Limit Error Configuration

You may see a rate limit error in Windows Security when trying to update definitions, run a scan,...

Troubleshooting

Fix PowerShell 504 Gateway Timeout After Windows Update

After a recent Windows update, some users see a 504 Gateway Timeout error when running PowerShell...

Troubleshooting

Fix VirtualBox Kernel Driver Not Installed Error 0x80004005

You try to start a virtual machine in VirtualBox and get the error: Kernel driver not ins...

Troubleshooting
Fix 502 Bad Gateway After Reboot in Command Prompt

If you see a 502 Bad Gateway error after rebooting your server or workstation, i...

Troubleshooting
How to Fix Git SSL Certificate Problem on macOS

If you see an error like fatal: unable to access 'https://...': SSL certificate problem: un...

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