XP not identifying sata hard drive

[Guest]

Hello,newly formated 2 TB HD not seen by My Computer nor BIOS in 2 bay SansDate enclosure

 

[Hawkeye22]

XP requires SP1 in order to see drives that large. Also, check the enclosure's manual to see if it supports drives that large. It may require a firmware update in order to use drives of that capacity.