SD card issue

[Achyuth42]

I've rebooted my mobile and from then, my SD card is not getting detected. It's asking me to erase and format to use it. How can I retrieve data from SD card without a card reader?

 

[rgd1101]

MERGED QUESTION
Question from Achyuth42 : "Regarding unsupported SD card"

I've rebooted my mobile and after rebooting, my SD card is not detecting in phone and showing as unsupported format , erase n format SD card to use it.
How can I retrieve files from SD card without card reader?