I do not receive a beep when I get a message

If you're not hearing a sound when you receive a message, there could be a few simple reasons for this, and often, they're easy to fix. Let's go through some troubleshooting steps:

1. **Check the Ring/Silent Switch**: Make sure the Ring/Silent switch on the side of your iPhone is not set to Silent.

2. **Adjust the Volume**: Your ringer volume might be turned down. Use the volume buttons on the side of your iPhone to increase the volume.

3. **Check Do Not Disturb**: If Do Not Disturb is enabled, you won't hear notifications. Look for a moon icon in the top right corner of your screen. You can turn off Do Not Disturb in the Control Center or go to Settings > Do Not Disturb and toggle it off.

4. **Check the Sound Settings for Messages**: Go to Settings > Sounds & Haptics (on some older versions, it's just "Sounds") > Text Tone. Make sure a tone is selected and the volume is up.

5. **Check Notification Settings for Messages**: Go to Settings > Notifications > Messages and make sure that "Allow Notifications" is turned on, and the sound is not set to "None."

6. **Restart Your iPhone**: Sometimes, a simple restart can fix notification issues. Turn your iPhone off, wait for a few seconds, and then turn it back on.

7. **Update iOS**: Make sure your iPhone is running the latest version of iOS. Go to Settings > General > Software Update to check for and install any updates.

8. **Check for a Blocked Contact**: If you're not receiving notifications for messages from a specific person, make sure you haven't accidentally blocked them. Go to Settings > Messages > Blocked Contacts to see your list of blocked contacts.

If after trying these steps you're still not receiving a sound notification for messages, there might be a more complex issue at play. In that case, it might be helpful to contact Apple Support or visit an Apple Store to get professional help.

For some options to check, see this thread: iMessage saying notifications are silence… - Apple Community