. Removed 'SSO_POP_Device' from Credentials Manager
. Reset password set on PST file
. 'SSO_POP_Device' was automatically created again in Credentials Manager but has since automatically disappeared
. Not prompted for password yet after a couple of reboots and waking from sleep
Man sitting @ bar with steering wheel between his legs
Barman: "What is that between your legs"
Man: "I don't know but it is driving me nuts" :)
Just prompted again after using Edge for a while and 'SSO_POP_Device' has been automatically created in Credentials Manager.