hi kenb thank you very much for trying to help appreciate it , I have sent a pic of what you told me to look at ,and yes I have loads of photos and documents I would hate to lose , now ive been told by a friend that the windows download I did put files on as an iso which is a different file structure and he thinks I would have to take it to a specialist well ive been looking at a few online and quoting £200 upwards more than the hard drive lol if theres any more you can suggest please do I may have to face fact ive lost all the data on another note if I have lost all data can I get the hard drive working as before showing the full space available 4tb ive only used about 1tb and half that films not worried about losing that any way look forward to hearing from you again take care in these testing times andy