Studio version is 2021.4.4 and UIAutomation package version is 20.10.6
I found another link related to this maybe keyboard layout in BOT VDI is the issue for TypeInto with SendWindowMessages : [BUG] Type Into Activity does not support different keyboard layout - #8 by Rasmus_J
But another concern is still open… not able to understand why the text box disappears whenever there is a NewLine in a string with default method