There are three types of units that can be used in your financial statements
Default (no unit): this will show the entire figure in full (for example, $635,542)
Thousands: this will show your figure in thousands (for example, $635,542 would show as $635.5k)
Millions: this will show your figure in millions (for example, $635,542 would show as $0.6m)
To change the units used in your financial statements:
Firstly, go on the settings tab and scroll down to heading “Unit used for exports and outputs”
Select your desired unit from the drop down menu provided
Finally, press the save & close button