Well I think it is 3 key presses- .
Whilst focused on a message in the inbox,
Pressing the Application key, then J key will then focus on a Junk sub menu
with block sender highlighted. Pressing enter here should work.
This is what works on my Office 365 Subscription version- I am not sure about
Sent from Mail for Windows 10
Sent: 10 November 2019 20:18
Subject: [access-uk] outlook and jaws
is there a keystroke to block a sender from the inbox, using jaws 19 and