Can you direct me to a remedy or can these best be left alone? A: Windows Defender detects and removes known spyware only. It is not designed to protect against the full breadth of malicious software, and specifically does not prevent viruses, worms, Trojans, and other malicious software from infecting your machine.
The new no-cost solution will be a comprehensive anti-malware solution. Windows Defender cannot be uninstalled from Vista or Windows 7. A : If Microsoft Security Essentials and Windows Defender are both running, your system may experience performance degradation and other problems caused by the conflict of two services providing real time protection simultaneously.
Use msconfig on Windows Vista to get access to the startup programs and to disable the ones you want. Office Office Exchange Server. Not an IT pro? Resources for IT Professionals. Sign in.
United States English. Ask a question. Quick access. Search related threads. If your Windows Defender is getting error code 0xba, try any of the troubleshooting methods below.
To do this, follow the steps below:. If you have another active third-party antivirus program installed but want to use Windows Defender, you need to disable the former first. Sometimes, you have to completely uninstall it and delete all files associated with it. After that, you need to restart your computer.
Disabling any active third-party antivirus program fixed the problem for some, but for others uninstalling it worked best.
Windows Defender is a built-in program in Windows devices. That means its settings are already set. So if you plan to change it to automatic, expect things to be a bit tricky. Just follow the steps below and you should be on the right track:. There is also a strong chance that a malicious file has infiltrated your system, corrupting the files you need to run Windows Defender.
Although viruses are not usually to blame for stopping certain Windows components to run, there have been instances where malicious files have latched onto system files, deleting them and causing error code 0xba to show. I'm really hoping that someone can help me even just to delete windows defender and reinstall from windows vista Hi thanks everyone for helping me.
I do have microsoft security essentials installed but I had still been using windows defender and it had been working fine and then it just wouldn't turn on, I will uninstall security essentials and see if that makes any difference, I will let yous know how I get on.
Do not un-install MS Security Essentials. Was this reply helpful? Yes No. This error message appears when your system encounters a problem while the Windows Defender utility is being updated.
To resolve the issue, you need to first uninstall and then reinstall Windows Defender on your system. The steps to do this are discussed below:. Note : It is recommended that you use a reliable registry cleaner tool such as RegServe to clean your registry after you uninstall Windows Defender. This will help you ensure that no orphan Windows Defender entries are left behind in the registry. Windows Installer Cleanup utility can be used to remove the Windows Installer configuration files and registry entries of a program that was installed using the installer.
Note : You cannot use this utility to uninstall Windows Installer or remove installation files of programs installed using the installer. To use Windows Installer to remove installer configuration files of Windows Defender, perform the following steps:.
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