How do I remove eset smart security from my computer?

Somone please help I tried clicking the uninstall for the program but all it says is ”This action is only valid for products that are currently installed.” and everytime I try to delet the folder, it says its currently in use. Ihow do I stop the usage. The eset thing is stuck on my toolbar and there is no close option, please help me somone.

How do I change my security settings on my computer?

When I’m in Yahoo and ONLY in Yahoo I get this box that pops up each time I change screens. It says “Microsoft Internet Explorer – Your current security settings prohibit running Active X controls on this page. As a result, the page may not display correctly” then it makes me click ok to go to the next screen.

How do I install KB2446708 Security Update when my computer says Error details: Code 66A?

I have tried several times to install Security Update KB2446708. Each time, it fails and says Error details: Code 66A

I am running Windows Vista 6.0 with Internet Explorer 9.

how can I remove personal security trojan from my computer?

I am unable to access control panel and I can not download any programs to get rid of it. Microsoft security essentials will not download. I am running xp professional. I can not afford to have it fixed professionally as I have already dumped money into it that I can’t use.