
Fix 'Access Denied' Errors After Windows Update
After a Windows update, you might see "Access Denied" errors when trying to open Windows Security...

After a Windows update, you might see "Access Denied" errors when trying to open Windows Security...

You restart your PC to install updates, but instead of a progress bar, you get a blank screen tha...

You see an error like "Some update files are missing or have problems" or a specific error code s...

You try to open the Windows Security app and get error code 0x80073b01. The app may crash or refu...

You click the Command Prompt shortcut or type cmd in the Run dialog, but nothing hap...

You're trying to upload a file, allow a website to use your camera, or access a local resource in...