Experts!
Can some one help me, I have a problem with my PC hard drive. my PC have 2 Hard drive. One is Sata and other is ID. when i copy large data from ID to SATA ,the SATA drive Partition hide. and then i need to restart PC after restart the sata drive partition visible. and i lost data because some data left with one partition (ID drive) some with 2nd partition. (Sata Drive) file crupt.
tell me what problem may be and how to resolve this issue.