Error code 0x80070643 comes up whenever I try installing Microsoft Security Essentials. I had Security Essentials installed earlier but after I used the .net cleanup tool (since I had a problem with .net) it shut down and wouldn't start back up again, so I uninstalled it.
I have also tried...
I have been trying to install MSE for ages and have tried loads of fixes for this error. I have turned Windows Defender off and Windows firewall on.
I'm running Windows 7 Ultimate x64, I have .NET framework 4.5.2 installed and I have never had an antivirus installed on this machine.
...
I have posted another thread complaining about this problem but without specifically stating the error code 0x80070643.
So I have started this new thread hoping for a fresh start.
I know that I need to upload a few files for diagnosis purposes so please let me know how to proceed.
...
Hello,
My problem is with Microsoft Security Essential (MSE). I had some problems with Security Client while installing windows updates, which causes the updates not to be installed. Searching the Internet, I found that I have to re-install MSE. I tried to uninstall it. I got error about...
Whenever I try to install Microsoft Security Essentials I get the error code 0x80070643
I have tried lots of fixes, but none of them have worked
I look forward to repsonses
Thanks