Samsung SM-S921W User Manual page 93

Apps and features
4
Tap the Respond to my voice switch to turn it on.
5
Follow the on-screen instructions to complete the setup.
Now you can say the wake-up phrase and start a conversation.
Communicating by typing text
If your voice is not recognized because of a noisy environment or if you are in a situation
where speaking is difficult, you can communicate with Bixby through text.
Open the Bixby app, tap
During the communication, Bixby also will answer you through text instead of voice
feedback.
, and then type what you want.
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