Hi there, we'd request you to update to the latest firmware version - Version WW-16.2017.2007.084. And let us know if the issue still persists. You may click on the following link to download update manually, request you to read the instructions before upgrading and take a full backup of the device before. Click here: https://www.asus.com/in/Phone/ZenFone-Max-Pro-M1-ZB601KL/HelpDesk_BIOS/