QashierXS and QashierX2
Tap the Burger Menu and select WiFi.
Scroll down and tap System.
Select Language and Input, then tap Virtual Keyboard/On-screen Keyboard.
Choose Android Keyboard, then go to Languages.
Turn off Use System Language to enable additional language options.
Toggle on the desired language.
To switch between English and the selected language, tap the globe icon next to the space bar.
QashierXL
Tap the Burger Menu and select WiFi.
Scroll down and tap Language & Input.
Select Languages.
Tap "+ Add a language", then choose your desired language.
Press and hold the selected language, then move it above English to set it as the default.
Open any function that requires a keyboard to test the newly selected language.
