Failed to claim device, server said { ok: false, errors: [ 'device does not exist'

if you’re super interested in getting CLI & DFU tools setup on your windows machine, then I recommend using this tutorial for that here: [Particle Official] Windows 10 Full CLI and DFU Setup

but from what i’m reading, it seems like you’re device was shipped with some semi-faulty stock firmware. which is prompting me to tell you that you need a device upgrade.