sd card issues

[cia]

hi, after mount my sd card , when i tap to the 'erase sd card' then it ask a confirmation pin code. so, how to know my device's pin code?. please solve this problem...

[Uliwooly]

Have you encrypted the SD card? Only you would know the pin.

[amit_rocking87]

Also check if you have any safety app which locks apps/SD Card with PIN  and let me know ur SD card Make ?