: Locate the joystick controller (usually on the back or bottom of the TV).
: Continue holding for about 10 seconds until the "Android System Recovery" menu appears on the screen. Key Recovery Menu Options android recovery philips qm16xeu qm16xeu link
If the recovery menu itself doesn't fix the issue, you may need to reinstall the software using a USB stick. Software & Drivers - Philips : Locate the joystick controller (usually on the
: This will erase all user data, apps, and settings. It is the most effective way to fix persistent software crashes or "boot loops". android recovery philips qm16xeu qm16xeu link
: Clears temporary system files without deleting your apps or personal data.
: Pull the TV's power plug from the wall outlet.