Until last night.

You are not pressing hard enough. The micro-switch is deep inside. Use a needle or a straightened staple. You should feel a tactile "pop."

While many guides offer generic advice, this guide covers the specific methods for the Q11 model, including the "hidden" button method that most users miss.

For boxes stuck on a logo or restricted profile, use the Android Recovery menu:

: The device will automatically reboot and restore all settings to their default values. Method 2: Software Menu Reset