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1 About Device
1.1 Summary
This manual provides the guidance of using M40 mobile computer and information about its accessories.
Notice: Diagrams, instructions, and procedures that are descripted in this manual is based on the OS
version at time of editing. Detailed information about device subject to change without notice.
1.2 Android Version
M40 uses Android 11。
1.3 SN (Serial Number)
Please open about device in settings, if you want to check the serial number of current device. The SN
item in the bottom of the page is serial number.
You can also follow the procedures in 6.16.6 to check serial number.
1.4 OS Version
Please open about device in settings, if you want to check the OS version of current device. The OS
version item is located in the bottom of the page.
You can also follow the procedures in 6.16.6 to check OS version.
1.5 Service Information
Please provide us with following information when you contact with us, if you need technical support or
customer service.
1) SN;
2) OS Version.
Thank you for your cooperation.
1.6 Change Log
The change log of this manual is as follows: