原帖由： kassiaxy ,
Firstly, you can try to connect your SD to PC to check whether it’s the problem of your SD card. I f you [https://www.r-datarecovery.com/format-sd-card.html|cannot format your SD card], you may meet the issue of SD Card Corruption. You can try the following ways: 1.Assign a new drive letter [br] Enter into Disk Management and right-click on your SD card, choose “Change Drive Letter and Path” and assign a new drive letter to make it visible again. [br] 2. Update the USB device driver. [br] Enter into Device Manager by typing” devmgmt.msc” in the Win+R window, and then choose “Update Driver Software”. [br] 3.Use CHKDSK to check your SD Card Error And if you lost your data during the formatting, you can use a data recovery software, or you can back up your picture in advance. Hope these ways can help you.