To make a phone call, open the app, tap on the 'Phone' icon, enter the number you wish to call or select a contact, and then press the call button. Ensure you have an internet connection.

Yes, you can send text messages to any mobile number, regardless of whether they use TextNow or not. Just enter the recipient's number in the messaging section and compose your message.

To change your TextNow number, go to the app settings, find 'Account,' and select 'Change Number.' Follow the on-screen instructions to choose a new number.

TextNow can be used on multiple devices by logging into the same account on those devices. Simply download the app, sign in, and you will have access to your messages and calls across all devices.

To enable notifications, go to your device's settings, find 'Apps,' select TextNow, and then tap 'Notifications.' Make sure notifications are allowed. In the TextNow app, access settings to customize notification preferences.