HTC Desire C
Before updating your phone's software, it's recommended that you back up the phone memory to ensure that no data is lost. It can also be useful to back up the phone memory regularly to ensure that no data is lost in case of defects and crashes. Follow these instructions to back up the phone memory.
1. Install HTC Sync
2. Select setting for USB connection
3. Connect phone and computer
4. Back up phone memory
Phone storage is only available if you've inserted a memory card.