# EM9190 Resting com port all the time

**URL:** <https://forum.sierrawireless.com/t/em9190-resting-com-port-all-the-time/33882>\
**Category:** MC/EM Series\
**Created:** [October 24, 2024, 2:28pm UTC](https://forum.sierrawireless.com/t/em9190-resting-com-port-all-the-time/33882 "2024-10-24T14:28:36Z")\
**Posts on this page:** 1\
**Showing post:** 19

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**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:** [October 31, 2024, 2:13pm UTC](https://forum.sierrawireless.com/t/em9190-resting-com-port-all-the-time/33882/19 "2024-10-31T14:13:40Z")

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You may also see this.  
This user adds usbcomp in configuration.ini to enable the AT port

> [@Using Private LTE with EM9191](https://forum.sierrawireless.com/t/using-private-lte-with-em9191/30742/11):
>
> Just firmware update with the indicated firmware, and the condition is exactly the same in windows, no idea on how to continue The good thing is , the modem now can connect to the test PLNM but it can be only managed through qmicli using --device-open-mbim flag any ideas?

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