The SD card of the camera is put in the card reader to read the question, see the supplementary explanation!

1, it is suggested to try another card reader;

2. Don't try to use the camera easily, because if the SD card is short-circuited, it may damage the camera;

3. If SD is burned, your number will be difficult to recover unless you find a real master; It is recommended that you apply for warranty with the invoice. Don't say exactly how it was broken, just say you can't use it suddenly, or js may cheat.

4. If only the format of the SD card is destroyed, the data can still be easily recovered. Suggestion:

(1) format by the camera, not the computer, otherwise the camera may not recognize the card.

(2) Don't do anything to the card after formatting, otherwise it will affect the data in the card.

(3) Connect the card to the computer with a card reader.

(4) Use EasyRecovery Professional for recovery.