a) Check if there is any visible damage to the charger USB, the charger itself or the charging port of your device. If yes, back up your data and take your device and proof of purchase to our repair center to get more professional technical assistance.
b) Charge the device with a TCL official charger for at least 30 minutes, then try again.
c) Verify whether there are any third-party power management software apps downloaded. If so, please uninstall these.
d) Please don’t use the device for a long time while it is charging.
e) 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”.