Hi Tamex
My name is Andre Da Costa; an Independent Consultant, Windows Insider MVP and Windows & Devices for IT MVP. I'm here to help you with your problem.
You should be able to turn off the keyboard input in Start > Settings > Personalization > Taskbar
Scroll down then click 'Turn system icons on or off'
Toggle off 'Input indicator'
You can also toggle between languages by pressing 'Windows key + Spacebar'