Fix Windows Defender Error 0x80073b01 (Crash on Startup)
If Windows Defender crashes on startup with error code 0x80073b01, the antivirus service may be f...
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Browse labFix Windows Security Backup Permission Denied Error
When you try to back up files using Windows Security (Windows Defender) or the built-in backup to...
How to Fix 'This Site Can't Be Reached' in Chrome
You try to open a website in Chrome and see 'This site can't be reached' with an error message li...
How to Reset Chrome Browser Settings to Default for Troubleshooting
If Chrome has been acting up—crashing frequently, loading pages slowly, or showing unexpected pop...
Fix Windows Defender Firewall Blocking Internet Access
If your internet stops working after a Windows update or security change, Windows Defender Firewa...
Fix Windows Activation Error 0x803f7001 (Rate Limit)
You see error 0x803f7001 when trying to activate Windows. The message mentions a “rate limit.” Th...