I just tried to download a live stream to watch the Arsenal vs Middlesbrough game. Not sure exactly what i did but i tried to download an add on the it said i had a virus. Since then when i am using safari to look at my usual bookmarked websites, extra websites keep opening by themselves, things like mackeeper and detoxmymac and loads more, i have cleared my cookies but it hasn't worked.
Does anyone know what has happened or can help with what i have to do to get rid of them.
No, you don't have a virus. Macs are not immune to malware, but no true viruses exist in the wild that can run on Mac OS X, and there never have been any since it was released over 12 years ago. The only malware in the wild that can affect Mac OS X is a handful of trojans, which can be easily avoided by practicing safe computing (see below). 3rd party antivirus apps are not necessary to keep a Mac malware-free, as long as a user practices safe computing, as described in the following link.
Read the
What security steps should I take? section of the
Mac Virus/Malware FAQ for tips on practicing safe computing.
As others have suggested, you may have some adware, which is easily removed:
Remove unwanted adware that displays pop-up ads and graphics on your Mac
Adware can be removed by using this tool:
AdwareMedic
I am in total panic mode, i haven't experienced anything like this before, there are extra web pages opening every time i try to open a web page.
There's no need to panic, and you don't have to wipe your drive to get rid of adware or an unwanted app.
If you have installed MacKeeper or similar unwanted apps, the most effective method for complete app removal is manual deletion:
Also, be sure to clear your browser's cache and cookies.
If you haven't already done so, try changing your DNS servers on your Mac and your router to OpenDNS servers. This will show you how:
Why am I being redirected to other sites?