Error Code 0x80073b01 usually appears when an issue with Windows Defender or Microsoft Security Essentials occurs. This issue can often stop both Windows Defender and MSE from working as normal. The main cause for Error Code 0x80073b01 is a virus that can block the functionality of your anti-virus software completely. Fortunately there are fixes available to resolve the problem.
Common symptoms include:
Because this particular error code can stop your anti-virus software from working, there are very few fixes out there that can resolve the issue completely. Fortunately, there is are some fixes that can often guarantee that Error Code 0x80073b01 is fixed.
Recommended: Download the Automatic Repair Utility to correct this and other PC performance issues.
The main cause for Error Code 0x80073b01 is a PC infection that can stop your anti-virus, Microsoft Security Essentials and Windows Defender software from functioning properly. Once you have resolved the error, your PC will regain normal access to your anti-virus software.
Because of the intensely aggressive nature of the viruses that can cause Error Code 0x80073b01, there is little you can do to ensure that the virus is removed and the error code is stopped.
There is one major method available for addressing Error Code 0x80073b01, and it involves using software that can pick up on issues that even the most security-safe anti-virus software can sometimes miss. Please note that you should not use your PC for anything until the issue is resolved. Any information you access or sensitive files you touch could be compromised – this includes login information and passwords.
Here is the main method for resolving Error Code 0x80073b01:
Method One: Use HitmanPro to Resolve The Issue
HitmanPro is a software package that can be used to pinpoint viruses and malware and shut them down completely. When your anti-virus software has become compromised, your best bet is to use software like HitmanPro. This software can be picked up with a quick Google search and can be downloaded from the official website for free. You can use HitmanPro to run a scan and the software will pick up on the areas where your Pc has become infected. HitmanPro will quickly remove the malware and your PC will regain normal access to it’s security tools.
Method Two: Use An Automated Tool
If you would prefer to use an automated tool that can resolve errors such as Error Code 0x80073b01 without any major user input, you may be interested in using this tool for future issues.
(dsl/cable: 3sec; dialup: 2min)
Click the “Scan” button
Once the scan completes, click “Fix All” to repair errors