# \#usb

**URL:** https://hub.mender.io/tag/usb/212.md

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## [BUG REPORT: mender\_grub\_storage\_device not corrected in rootfs grub.cfg, causing boot failure on disk renumbering](https://hub.mender.io/t/bug-report-mender-grub-storage-device-not-corrected-in-rootfs-grub-cfg-causing-boot-failure-on-disk-renumbering/8277)

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**Author:** [@bssi](https://hub.mender.io/u/bssi)\
**Replies:** 5\
**Last updated:** [June 3, 2026, 12:06pm UTC](https://hub.mender.io/t/bug-report-mender-grub-storage-device-not-corrected-in-rootfs-grub-cfg-causing-boot-failure-on-disk-renumbering/8277 "2026-06-03T12:06:14Z")

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Rootfs grub.cfg uses hardcoded hd0 that is never corrected at runtime, causing boot failure when firmware enumerates other block devices first Summary In the grub.d/ integration, the rootfs copy of the generated grub.cfg …

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## [Booting a converted image from USB](https://hub.mender.io/t/booting-a-converted-image-from-usb/4197)

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**Author:** [@sdynes](https://hub.mender.io/u/sdynes)\
**Replies:** 7\
**Last updated:** [March 4, 2024, 3:26pm UTC](https://hub.mender.io/t/booting-a-converted-image-from-usb/4197 "2024-03-04T15:26:19Z")

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Hello - I would very much like to use Mender to manage a fleet of RPi4 things that will sporadically connect via cell modem and (less often) Wifi. SD cards are too slow for a satisfactory uesr experience, and so we are …