Your question about Direct2D, &nbsp; please see : <BR><BR>https://en.wikipedia.org/wiki/Direct2D<BR> As for the long running script errors : <BR>https://support.mozilla.org/en-US/kb/warning-unresponsive-script<BR> ----------------------------------------------------------------------------------------------------------- Firefox being slow : &nbsp; You could try and disable Multiprocess (e10s) :<BR> You can turn it off as follows : Type in the address bar '''about:config''' (promise to be careful, if asked) Type and search for the preferences : '''browser.tabs.remote.autostart''' and set it's value to '''false''' '''browser.tabs.remote.autostart.2''' and set it's value to ''' false''' Note: &nbsp; the exact name of the preference may vary, but it will start with browser.tabs.remote.autostart

I was going to try that, and because I really didn't know what I was doing. I was to afraid to try it. But thank you for your info. I am trying to learn how all of this works, and have to say I am not a techno wiz at this stuff lol.