Error code 0x80073b01 indicates that there is an interference between Windows Defender and another security program that you have on your computer, or there are corrupted system files that prevent it from working properly.
Error code 0x80073b01 indicates that there is an interference between Windows Defender and another security program that you have on your computer, or there are corrupted system files that prevent it from working properly. You might get this message when you’re trying to turn on Windows Defender on your device, and it fails.
The 0x80073b01 error prefix indicates that there is a problem with Windows between Defender and another default program installed on your precious computer, or that there are corrupted configuration files that are preventing it from working properly.
Possible triggers for client error include: EppOObe.etl manual file error, Microsoft client security process dilemma, corrupted system files, outdated system/drivers, and invalid registries. Although the error may appear on a blue screen, you can easily fix it with the following tips.
How do I fix Microsoft Security Essentials error code 0x80073b01?
How to fix Windows Defender for Security Essentials error…
How to fix Windows Defender or Security Essentials error 0x80073b01?
How to fix Windows Defender or Security Essentials error 0x80073b01. If the problem persists on your computer or laptop, then you should use Reimage Plus, which can read repositories and replace corrupted and even missing files. This works in many cases where the problem occurs due to system corruption.
How to fix Windows Defender error code 0x80073b01?
How will this fix individual Windows Defender error 0x80073b01?
- correct. Uninstall third-party software.
- Solution 2: Update Windows.
- Solution 3: Run the DISM command.
- Solution 4: Run SFC.
- Protect your online privacy with a VPN client. Recovery
- Data tools can prevent permanent loss of archives.
< li>Fix 5. Edit the registry.
What does the error code 0x80073b01 mean?
Error code 0x80073b01 indicates a problem with Windows Defender and the security of another program installed on your computer because corrupted system files are preventing it from working properly. You may receive this message whenever you try to activate Windows Defender on your device and it fails.

I’m a writer for uscfr.com. In my opinion, technology should make our lives easier, not more complicated. That’s why I enjoy breaking down complex topics and explaining them in a way that everyone can understand. In my free time, I can be found tinkering with new devices or coding up new apps.