howdy um im new here and i have a question regarding my mac mini um... when i woke up this morning i noticed the display had changed and it is now very grainy and the colors are not right its like someone changed the options in the display settings but i went and checked and its all fine. i restarted my computor and everything is normal up to and after i enter my password then when the home screen comes up its like colors are missing and everything works right but it makes it difficult to see some stuff and its just kinda goofy any help would be appreciated