Problem Description:
After adjusting the partition letter seen is more common data recovery cases, need to pay attention, do not adjust the partition reconstruction after the new partition after missing letter. Protect data loss site, you can restore the data maximum. Specific recovery methods to see the body of understanding. 
Tools / Software: Ultimate data recovery software
Step 1: After the first download and unzip software to open, select the need to restore the disk, and then point "Start Restore" button. 
Step 2: scan is complete and the like generally requires several minutes to half an hour, a little patience to wait for the next. 
Step 3: Check the need to restore the file, and then click the Save the upper right corner of the "Save As" button to copy the files checked out. 
Step 4: The program waits for data copying is complete it. 
Note 1: The letter can not find the note you want to recover, before the data recovery, do not rebuild the new partition.
Note 2: The letter mistakenly deleted data recovery out of the need to temporarily save the other plate.