User's Manual

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The above image is a sample.
The latest OS is described on the online support page of M3 Mobile.
The OS of M3 SM15 can be updated through two methods.
i. Use Micro-SD card
ii. Connect the device via Ethernet cradle or Snap-on
For detailed information on OS update, please refer to the “OS” item of the M3 FAQ (FAQ
download).
4.2 Key Setting Conversion
M3 SM15 allows a user to change and modify key settings for user convenience.