a) Charge the device with a TCL official charger for at least 30 minutes, and then try to power on again.
b) Press and hold the power key for 10 to 15 seconds until the device vibrates, to perform a forced re-boot.
c) Try to reset or update your device. (Refer to Q How can I perform a factory reset on my phone & Q How can I upgrade my device).
If the previously described options do not help, you can contact our hotline or repair center to get more professional technical assistance. Find the hotline or repair center information from the TCL website or APP “Support Center”.
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