Hello, I would like to find documenation related to the usage of ESIM for EM91. I have a look on the ressources and i don’t find any revelant document to help me. Thanks for your support

See if this helps [image] Dual-Sim in EM919X MC/EM Series How is the Dual Sim feature is used in EM919X? is there a reference schematic that shows the pinout and the selection between two different sim cards while using the M.2 Interface? I’m also interested in EM7455, …

This integration is for windows, we aim to do that for an embedded products in linux, so it does not help.

you can verify if it works in windows first BTW, have you checked “AT!UIMS=1” and “UIM2ENABLE” in AT!CUSTOM?

Hi On my em9191, I get AT!ENTERCND=“A710” OK at!custom=“UIM2ENABLE”,2 OK at!custom? !CUSTOM: GPSENABLE 0x01 UIM2ENABLE 0x02 IPV6ENABLE 0x01 SIMLPM 0x01 IMCONFIG 0x02 ICMPINTSRVDIS 0x01 OK at!uims=1 ERROR at!uims? !UIMS: 0 Do y…

how about setting UIM2ENABLE to 0x01? [image]

Hi, THanks for you reply. I have tried set it to 0x01 but it is still the same error. Alos, after connecting em9191 to Windows 11, I can see the UI to select SIM1 and SIM2 (esim). So, I have two more questions: Do you have other suggestions to use eSim on Linux? How can I customize or setup …

Have you tried in windows for the profile?

Yes, there are steps i can follow to add eSim profile in Windows. Do you mean I may be able to use eSim after adding profile in Windows?

You can give a try and see if it works

EM91 and usage of ESIM

IoT Modules MC/EM Series

jyijyi December 5, 2023, 2:33pm 2

See if this helps

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EM91 and usage of ESIM

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