Problem Description:
expansion of the C drive partition loss is more common data recovery cases, need to pay attention, after the expansion of the C drive partition loss not to rebuild a new partition. Protect the scene file is missing, you can restore the files maximum. Specific recovery methods to see the body of understanding. 
Tools / Software: Ultimate data recovery software
Step 1: Download and unzip the software after the first run, simply double-click the need to restore the partition. 
Step 2: The average wait for completion of the program scan takes a few minutes to half an hour. 
Step 3: Select the data you want to restore, right click and select "Copy selected files", the software will check a file COPY out. 
Step 4: wait for the software will copy the information on it is completed. 
Note 1: If you want to restore partition after partition loss adjustment should be noted that, before the data recovery, do not rebuild the new partition.
Note 2: partition loss recovered data temporarily saved to the other tray.