Acer s7 replace ssd hd 256gb

 0. prepare a external USB hd with ntfs format.

1. using windows 7 recover in win 8 to create system image.

2. store the image to external disk.

3. create win 8 recover disk into a USB flash drive.

4. open the back cover, raplace the old ssd disk with new 256gb ssd disk. (msata interface )

5. reboot the system with USB flash drive.

6. select the recovery image with external USB hd for system recovery.

7. finish and reboot system.

8. use the disk tool to create new disk partitation and use the unused space.