My company has several android on-board equipment, all over the country, one of the equipment system program in charge of the whole system has the function of the OTA upgrade, yesterday evening, modify the program, and do the OTA upgrade, but forgot to give this program to add android: sharedUserId="android) uid) system", in this program has no system permissions, the upgrade will fail again, is there any way to remote upgrade? Permissions or enhancing this program?