Installed el capitan just fine...but am now unable to sign into iCloud/itunes. I just get the dreaded spinning wheel and finally have to force quit whatever I'm in...I can't even cancel it. I deleted the iCloud account from my mac and rebooted, then tried to sign up again...no luck.
2010 21" iMac
8 g RAM
2010 21" iMac
8 g RAM