# MangoH operation when changing countries

**URL:** https://mangoh.discourse.group/t/mangoh-operation-when-changing-countries/10333
**Category:** mangOH Yellow
**Created:** [August 24, 2023, 10:11am UTC](https://mangoh.discourse.group/t/mangoh-operation-when-changing-countries/10333 "2023-08-24T10:11:29Z")
**Posts on this page:** 1
**Showing post:** 2

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### Author: ![jyijyi](https://sea2.discourse-cdn.com/flex016/user_avatar/mangoh.discourse.group/jyijyi/32/997_2.png) [@jyijyi](https://mangoh.discourse.group/u/jyijyi)
#### Post date: [August 24, 2023, 10:23am UTC](https://mangoh.discourse.group/t/mangoh-operation-when-changing-countries/10333/2 "2023-08-24T10:23:05Z")

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What sim card are you using?

Here says you need to set the APN

> [@APN will recover when mangOH Yellow reboot](https://mangoh.discourse.group/t/apn-will-recover-when-mangoh-yellow-reboot/4830/12):
>
> seems this is caused by clouldInterface application: root@swi-mdm9x28-wp:~# cm data Index: 1 APN: iot.swir PDP Type: IPV4V6 Connected: no root@swi-mdm9x28-wp:~# root@swi-mdm9x28-wp:~# cm data apn hkcsl root@swi-mdm9x28-wp:~# root@swi-mdm9x28-wp:~# app start cloudInterface root@swi-mdm9x28-wp:~# root@swi-mdm9x28-wp:~# cm data Index: 1 APN: iot.s…

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