Different methods to repair corrupted pen drive or SD card:
Change the drive letter
Try to use it on another PC
Maybe the issue is specifically on your PC and that’s why you are finding trouble in running the USB flash drive. Try connecting your SD card or pen drive to another computer. Hopefully, it may work and you’ll be able to backup your data from it.
Reinstall the drivers
Repair corrupted SD card or Pen Drive using Windows Explorer
Repair corrupted Pen Drive or SD card using CMD
This process involves Windows command prompt which is commonly known as CMD. In this, you have to enter some CMD commands and Windows will forcefully format your corrupted pen drive/SD card.
SD card and USB drive repair by removing bad sectors
Recover your lost data
Tools provided by pen drive and SD card makers
There are chances that the warranty of your corrupted USB drive or SD card is still valid. So, if your storage device is giving you problems again and again, it’s advisable to invest some effort and go for a refund or replacement. I’m recommending this as it’s not worth putting your faith in a USB drive that’s showing signs of unreliability again and again.
Note: Please note that the SD card and USB repair methods described above are general ways to fix a device. Due to some device-specific issues, there could be cases when these steps might not be useful.