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Fix Windows Defender Error 0x800106ba: Failed to Start

If you see “Windows Defender failed to start” with error code 0x800106ba, the Windows Defender se...

Windows Search Not Showing Files: Fixes That Work

You type a filename into the Windows Search box, but nothing shows up—or only old results appear....

Fix Windows Activation 502 Bad Gateway Network Error

When activating Windows, you may see a "502 Bad Gateway" network error. This usually means the ac...

Microsoft Teams Troubleshooting Checklist: Solve Common Issues

If you're here, you're probably staring at a Teams error, frozen screen, or audio that won't work...

Windows Activation Error 0xc004c003: Step-by-Step Fix

You see error 0xc004c003 when trying to activate Windows. It usually means the product key is val...

Fix Windows Security Authentication Error 0x80070035