# MangOh yellow is not booting + raw image on SD card

**URL:** <https://forum.sierrawireless.com/t/mangoh-yellow-is-not-booting-raw-image-on-sd-card/35541>\
**Category:** RC76\
**Tags:** fw-upgrade, driver\
**Created:** [October 1, 2025, 10:48am UTC](https://forum.sierrawireless.com/t/mangoh-yellow-is-not-booting-raw-image-on-sd-card/35541 "2025-10-01T10:48:00Z")\
**Posts on this page:** 1\
**Showing post:** 4

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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 1, 2025, 4:05pm UTC](https://forum.sierrawireless.com/t/mangoh-yellow-is-not-booting-raw-image-on-sd-card/35541/4 "2025-10-01T16:05:07Z")

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Did you try to update firmware in linux to isolate if this is windows driver problem?

It is not quite normal that there is no modem port …

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