How to enable/disable keyboard/mouse during Learn mode in PAM?

Document ID : KB000117605
Last Modified Date : 24/10/2018
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Introduction:
While using "Learn" mode a user can quickly move the cursor to a different field on an application login page and cause a password exposure. 
Instructions:
After choosing "Learn" mode option while trying to RDP to a target server:User-added image
Learn tool will come up:

User-added image
Choose the third button from the top left to enable/disable keyboard/mouse (Start Freeze/Stop Freeze).