Software corruption can prevent the standby light from turning on, mimicking a hardware failure.
Release the power button once the blinking or screen indicator starts. tp.sk518d.pb802 software free download
Look for a file named allupgrade_V518...bin or a similar format. Copy this specific file directly into the root directory of your USB drive (do not put it inside any folders). Software corruption can prevent the standby light from
Remove the USB drive and configure your language, network, and screen preferences. Alternate Fix: Accessing Android Recovery Mode tp.sk518d.pb802 software free download