# eSIM Provisioning on MC7421 **URL:** \ **Category:** MC/EM Series\ **Created:** [June 24, 2024, 9:02am UTC](https://forum.sierrawireless.com/t/esim-provisioning-on-mc7421/32610 "2024-06-24T09:02:20Z")\ **Posts on this page:** 1\ **Showing post:** 28
**Author:** ![jyijyi](https://sea1.discourse-cdn.com/flex025/user_avatar/forum.sierrawireless.com/jyijyi/32/4766_2.png) [@jyijyi](https://forum.sierrawireless.com/u/jyijyi)\ **Post date:** [April 9, 2026, 4:39am UTC](https://forum.sierrawireless.com/t/esim-provisioning-on-mc7421/32610/28 "2026-04-09T04:39:21Z")
you can try AT+CSIM command I remember this command can activate the profile in eSIM > [@Insert/Download eUICC profile within eSIM using "AT+CSIM=" command](https://forum.sierrawireless.com/t/insert-download-euicc-profile-within-esim-using-at-csim-command/27863): > > Hi ! I’m new to eSIM and for a personal project, I want to reproduce the behaviour of sharing a mobile subscription between a smartphone and a smartwatch ( as Apple Watch and its paired Iphone do). For that, I think i should insert or download the eUICC profile of my mobile subscription within the smartwatch I’m creating, but I don’t really find any relevant documentation on how to do that and even if is it possible… Could someone explain me the high level of what should I investigate, starti… --- _[View the full topic](https://forum.sierrawireless.com/t/esim-provisioning-on-mc7421/32610)._