70mai the latest firmware update for Dash Cam A400

70mai 2 Months+ 432

To all customers,

Thank you for your support.

As we received plenty of repeated questions from you, we decided to create this thread to post answers here. This thread will keep updating to help you solve your problems.


Date: 2021.05.26 

Version: 1.0.5ww 


1.Optimize the image quality. 

2.Improve the stability of the device's memory card operation. 

3.Fix known issues.

How to update firmware on the 70mai APP?

Please follow the steps below to perform the firmware update.

1. Open the 70mai APP and tap  > My devices. In the device list, find 70mai Dash Cam A400.

2. If there is available update of the firmware, a small red dot displays on the right side of the device name. Tap the name to enter the detailed device page and tap Firmware Update > Download New Firmware Version.

Note: Firmware download requires disconnecting the Wi-Fi connection to the dash cam.

3. After the download is completed, return to the homepage and reconnect the Dash Cam. After entering the preview screen, there will be a prompt Available update package detected. Push it to the Dash Cam?Tap Push and then connect the dash cam Wi-Fi to complete the push.

4. After the dash cam receives the update package, complete the update in the dash cam screen.

Note: The dash cam should be connected to an external power supply during the update.

5. After the update is completed, you can delete the local firmware package by tapping  in the upper right corner of the firmware update page.

We will keep updating this thread, please contact us via help@70mai.com if you can not find your question on the list.


70mai Team

Change Log:

Date: 2021.03.31

Version: 1.0.1ww


1. Added global support for Thai language. 

2. Optimized video display.

最后于 9 Days+ 被70mai编辑 ,原因:
New Post (2)
  • 0 Quote 2Floor
    Я не могу обновить. Дайте файл для обновлению сюда. Можете?
    2 Months+
  • 70mai 1 Months+
    0 Quote 3Floor
    M-DRV_1568027620002 Я не могу обновить. Дайте файл для обновлению сюда. Можете?
    Do you have any problem in connecting your device with your smartphone? You can share the video via wetransfer so as I can do some help.
    1 Months+
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