nofikingood

hi i am a pc beginner and until yesterday 23/93/10 my 1Tb usb external hard disk was working, and i used it for back up as well as storing data etc. it has relocated itself from 'removable storage ' to hard disk drives on the computer menu and i can no longer transfer data opr back up my pc on it will i have to format, delete or create a partition to resolv this iswsue, or are there steps i can take in BIOS to resolve this matter...i would be eternally [ or should it be externally grateful if someone could assist ///i have a dell E521 pc running windows 7, with 2x athlon pprocessors...i also have aan acer laptop 2 core duo and the ex hard disks works fine on that many thanks and kind regards to all. jimmy from scotland