Hi guys. hopefully someone can help. I decided to update to El Capian from yosemıte. After the computer restarted ı got an error message. Whıch ı forgot what ıt was. possıble about some fıle. ANyways. ıt gave me an optıon t restart and ı dıd. However ıt would go back to the same screen. would not revert to yosemıte. I believe next I shut down the computer. WHen ıt restarted ı would see the progress bar and then about 40 percent of the way through the machıne would just shut down. <I was abe to log on ın recovery mode but not safe mode. so ı decıded ı would be a great tıme to salvage data. ım just copyıng my my famıly pıcsş vıdeos and docs. I ran the dısk check and ıt came back clean When I trıed doıng the reınstali, ıt wıll Dl the fıle ın abut 6 hours and then start over agaın. after the snd or thırd tıme ıt would gıve a error sayıng downlaod faıled ty downloadıng from purchase page. ı haave no ıdea what thıs means. <ı would just love to walk over to a Apple store and hand thıs to a genıus. Unfortuetly I am overseas at the moment and there ıs not one ı can take ıt to. <Any suggestıons? Please help. ıts 2 days now and no mac. I am workıng on PC wıth a foreıgn keyboard. appologıes for all the typos ın advance.