Q3C/Q3X/Q2/Q1 firmware upgrade
Firmware upgrade instructions

One, APP upgrade firmware

SkyDrive mode: When there is new firmware, the setting bar of the APP will prompt the user that there is a new firmware updateable, a red dot can be seen in the settings icon (settings → check the firmware upgrade → OK → firmware update progress display).

During the firmware upgrade process, the LED status of the  device is steady purple. After the upgrade is complete,  automatically restarts, and the device indicator is steady green. Then, open the APP again.

Second, the local firmware upgrade steps:

1. The device first loads the USB disk to the computer, and then powers on the power adapter. At this time, the status of the LED is blue.

2. After the computer hangs up, copy the firmware to the  first partition disk root directory and rename it to "$$update$$.bin", as shown below.

3. Safely exit the disk, unplug the USB cable.

4. Click the Q3C power button to boot, wait for the Q3C system to start, it will automatically upgrade the firmware, firmware upgrade process, Q3C device lights are purple. The Q3C device will reboot automatically after the upgrade is complete!