Ultimate Guide: Fixing ZTE Blade L220 Overheating (Firmware & Software Solutions) Is your ZTE Blade L220
: Use only the original charger and cable; damaged cables can cause overheating during charging. ZTE Official Website Alternative: Hard Reset If you cannot flash the firmware, try a Hard Reset to clear system caches: Power off the device. Power + Volume Up until the ZTE logo appears. In Recovery Mode, select Wipe data/factory reset and confirm. Reboot system now available for your specific region? How to Download Firmware for ZTE Blade L220?, How To firmware zte blade l220 hot