Edit config.txt
config.txt is found on piCorePlayer’s boot partition /mnt/mmcblk0p1 By default, after booting, the boot partition is unmounted. So to edit config.txt, you must first mount the boot partition, then edit using vi. Warning You must reboot piCorePlayer after changing config.txt to activate changes. Longhand method—using standard Linux commands #Step 1Access piCorePlayer via ssh—see Access piCoreplayer via ssh . Step 2$ mount /mnt/mmcblk0p1 Step 3$ cd /mnt/mmcblk0p1 Step 4$ vi config.