The PDF version of the manual is downloadable from the end of this instruction page.
Installing a Dzongkha Keyboard
Installing Google's Gboard
Google's Gboard has Dzongkha keyboard and it can be installed and setup easily with few steps. It is also free of any advertisements.
Step 1: Click on the link: https://gboard.app.goo.gl/uUbV and click on install
Step 2: Click on "ENABLE IN SETTING" to select Gboard in languages & input settings. Enable the Gboard by tapping on the enable button
Step 4: Click on "SELECT INPUT METHOD" to slect Gboard as your default input method. Tab on Gboard to make it the defualt keyboard. Click on "Done" to finish the setup.
Step 5: You can switch the keyboard (between English and Dzongkha) by clicking on the globe icon. You can also choose different themes from by clicking on settings icon.