: Turn off the device completely. Insert the MicroSD card. Press and hold down the Volume Up + Volume Down + Power buttons simultaneously.
The HDL-L0J completed FCC testing in early 2018, receiving the ID QISHDL-L0J . It also received Japanese "Giteki" (Technical Conformity) certification under number 018-170435 , confirming its compliance for local use. Hdl-l0j 9.1.0.155
Press and hold the buttons simultaneously until the Huawei/Docomo boot logo displays. : Turn off the device completely
Method 2: Software Dial Pad Upgrade (For Functioning Devices) Hdl-l0j 9.1.0.155