Windows defender is a very dynamic and amazing program in the Windows 10 operating system. After launching the program it stats scanning the computer properly and find out infections to remove them. In the latest version of Windows operating system, you may get it by default in the computer. You need not to install any third party antivirus tool. But sometimes when you run it in your system, you will get Windows defender error 0x80072EE7. Occurring of the defender error code 0x80072EE7 makes your computer stuck and inaccessible. In this situation, you need to go through some error troubleshooting procedures to get rid of this issue. You should also install Advanced System Repair Tool for automatic fixing of the issue.