Uncommon Questions

What are all the features available?

On the official releases page you will find all the features listed, with details on the Getting Started page with a brief summary on the Navigation Overview page.

What is the purpose of using an SD card with the device?

SD card use is optional, but can be used to upgrade the firmware, save settings, cnc/file, QR codes, XPUBs, encrypted mnemonics, and also to save and load PSBTs, messages and wallet output descriptors.