Why is Firefox so slow when veiwng multiple youtube pages at once and other sites with lots of flash? Safari has no problmes with it, and my flash player is updated.
Open Activity Monitor and select All Processes and then sort by CPU to show you the process(es) slowing down your Mac and to see, if it is indeed Flash.
Open Activity Monitor and select All Processes and then sort by CPU to show you the process(es) slowing down your Mac and to see, if it is indeed Flash.