This guide is tested on a Fujitsu Futro S740 with an Kioxia/Toshiba KBG40ZMT128G NVMe SSD.
The Kioxia/Toshiba KBG40ZMT128G NVMe SSD is supported by fwupd, but unfortunately the firmware updates can only installed over fwupd on an Lenovo ThinkPad. The Fujitsu Futro S740 is obviously not a Lenovo ThinkPad :P But there is a, in my opinion, very easy workaround
First things first: BACKUP YOUR DATA! I assume no liability for data loss!
- nvme-cli
- wget