You are trying to find a way to select only text objects within an AutoCAD LT 2019.1 drawing, perhaps to bulk-edit or update them without affecting other geometry. Which of these If you need the 2019.1 Update File
Check your : Type OPTIONS > User Preferences tab and ensure that "Keyboard entry except script" is selected under Priority for Coordinate Data Entry . Autodesk AutoCAD LT 2019.1 Update Only
Log in to your Autodesk Account and navigate to the Product Updates section. You can use filters to find "AutoCAD LT" and the specific "2019.1" version. You are trying to find a way to
If you have the Autodesk desktop application (now called Autodesk Access) installed, it should automatically notify you of available updates for your installed software. If you want to select "Text Only" in your drawing You can use filters to find "AutoCAD LT"