You can set the cursor style and save it as a modification to your theme.
To select a cursor style
The steps depend on your user interface mode.
User Interface Mode
Steps
Ribbon or Reflection Browser
With a session open in Reflection, from the Quick Access Toolbar, click .
Tablet
On the Reflection menu, tap the gear icon and then select Document Settings.
Related Topics
Modify Theme Dialog Box (3270 Terminal Sessions)
Modify Theme Dialog Box (5250 Terminal Sessions)
Modify Theme Dialog Box (VT Terminal Sessions)
Manage Themes Dialog Box
Create a New Theme File