Use Bixby text call on your Galaxy phone
Set up Bixby text call Note: If you are currently using Wi-Fi calling on One UI 5 devices, you will need to disable it to use Bixby text call. Navigate to and open the Phone app, then tap More options (the three vertical dots), and then tap Settings. Tap Wi-Fi Calling, and then tap the switch to turn it off. You can set up the Bixby text call featu