External hard drive

[ThePossessedOne]

So I recently got my information back of my old computer onto a external hard drive. But when I went to put the hard drive in is says its not accesable and needs formatting which will delete all the data I need of it. Someone please help

 

[ThePossessedOne]

When i try to run disk check it either just says " windows cannot access the device" on one computer ive tried and when ive tried it on another it just doesnt do anything once ive pressed start on disk check