# EM7355 - no sim inserted

**URL:** <https://forum.sierrawireless.com/t/em7355-no-sim-inserted/13257>\
**Category:** IoT Modules\
**Created:** [July 24, 2018, 7:06pm UTC](https://forum.sierrawireless.com/t/em7355-no-sim-inserted/13257 "2018-07-24T19:06:25Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![alexleon](https://avatars.discourse-cdn.com/v4/letter/a/96bed5/32.png) [@alexleon](https://forum.sierrawireless.com/u/alexleon)\
**Post date:** [July 24, 2018, 7:06pm UTC](https://forum.sierrawireless.com/t/em7355-no-sim-inserted/13257/1 "2018-07-24T19:06:25Z")

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All drivers are properly set and see inside device manager the hardware yet I continue to get no sim inserted.

Panasonic Toughbook  
Windows 8.1 Pro – 64bit OS

Sierra Wireless Mobile Broadband NIC  
Driver date: 05/25/2018  
Version: 18.5.1050.99

- I updated latest firmware and software directly from Sierra. ANy ideas? Bad SIM CARD?