progrm + m
=>m_querty.txt
(macOS)progrm + w
=>w_querty.txt
(Windows)
Make sure to open a editor that your keyboard can print (type) it out.
https://kinesis-ergo.com/support/advantage2
https://kinesis-ergo.com/wp-content/uploads/Adv2-Users-Manual-US_6-22-21.pdf