In the Windows 10 computer, you are provided Windows defender program that is used to scan the whole computer to find out infections and to remove them. Sometimes when you launch the program in the computer, you can see that it doesn’t get started and gives you a very critical error issue like Windows defender error 0x80508029. There are not any particular reasons for the occurring of the defender error code 0x80508029. The error will harm the computer data that are installed and make you unable to access various applications or programs. In this situation, you can go through some manual or automatic error fixing methods recommended here in this article. For automatic fixing of the issues, you can download and install Advanced System Repair tool in the computer.