hi,
thank you for your too long answer…………..;in fact my problem seems to act like an adminstrator, so i connect as an administrator and i and solve the problem about pool storage and in the same time i choose pool storage in simply mod and not double, triple or parity, not active unlesse i have two ssd disk, and it s ok, win 19 transferred on ssd, and change the boot in bios, but how to be sure started on the ssd? can i format the original 64 go ssd system???