1. Importance of data storage
2. Which media should you choose for data storage?
2-4. Memory card
2-5. USB memory
2-6. Optical disk
2-8. Cloud storage
Summary Make a backup regularly
It seems that many people make a backup data of photos and contacts saved on their smartphone to SD cards like a microSD. Unfortunately, SD cards could be damaged for various reasons. Even if you make a backup on a SD card, sometime it might become unreadable as well. Therefore, we would recommend backing up the data on an SD card as well. This content introduces why making back up of an SD card is recommended and how to make a backup.