Probably with the Accessibility Menu... With PC you just press A on the keyboard but not sure how to get it on Android.
Using JoiPlay you can press the gamepad then A
Though I should note I don't use Android and this is done using an emulator. While you can hook a keyboard to Android devices I'm not sure how practical that is
Alternatively Android does allow mods so:
Assuming you got the Public APK
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Extract Edited Screens to
Android/data/com.wotd.goldennovels_alcatraz/files/
Attached is a small edit to screens.rpy to add Accessibility as a Menu Option for mobile