How to make the Datatype indicator at the right of a TextField disappeared when clicking the left or right arrow keys?

There is a TextField populated by a value from a RecordStore , and the carret position is at 0 when navigating to the TextField. I need to go to a certain character position within the TextField's text. But when I click the right navigational button or when I press a character key then something like a tooltip with a text Abc is displayed automatically at the right of the TextField.

So how to make this "Abc" disappear ? Here is a captured image of the situation:

I found the solution : I added this code setInputModeOrder(new String[]{"Abc"});