: Do not turn off the power during the update process, as this can "brick" (permanently break) your hardware. 4. Safety Verification
A .rar file is a compressed folder that requires specialized software to open. YK_E452_1.rar
: Power on the device. Many devices will auto-detect the update. For others, you may need to enter a "System" or "Update" menu in the settings. : Do not turn off the power during