Ha, I only use ABP for firmware radio tests and only when I’m testing firmware communications states, I’ve got the radio off the rest of the time as that bit is mostly a given.
ttn-lw-cli end-devices reset [application-id] [device-id] --mac-settings.resets-f-cnt true
The CLI install instructions are here:
https://www.thethingsindustries.com/docs/getting-started/cli/installing-cli/
It is the only tool to provide total access to all the stack settings.
Easier to navigate but due for an update:
http://descartes.co.uk/TTSv3CLI.html
as I am asking for clarity about some of the options. Should be updated by end of month.