In case someone else runs across this - make sure you are in Config T (configure terminal) mode before you try to run the commands above
Once connected to the switch:
Config t
password manager plaintext <password>
------------------------------
Will Warsinski
------------------------------
Original Message:
Sent: Dec 30, 2019 06:09 AM
From: Syed Faizanuddin
Subject: How to change the Aruba switch password using putty
Thank you!!