How to check if the SD card shows in file manager
To check whether SD card is being detected by your device or not,please follow the process described below:-
1- Go to Home Screen by pressing Home key.
2- Enter Admin Pin.
3- Click on Menu.
4- Click on File Browser.
5- Check if External Storage option is available on the Screen.
Note- If external storage option is available it means Device is detecting the SD card.