Below a guide to leave whatsapp Beta version.

SOLUTION #1

Android
Open WhatsApp > tap More options.
Tap Linked Devices.
Tap Multi-device beta.
Tap LEAVE BETA

If you don’t see the “Leave Beta” button, go to solution #2 or solution #3

iPhone
Go to WhatsApp Settings.
Tap Linked Devices.
Tap Multi-Device Beta.
Tap Leave the beta.

If you don’t see the “Leave Beta” button, go to solution #2 or solution #3

 

SOLUTION #2

  1. Go to this page https://play.google.com/apps/testing/com.whatsapp  (access with your device google account)
  2. Leave the Beta tester program
  3. Uninstall and reinstall Whatsapp in your device

 

SOLUTION #3

ANDROID:

  1. Open Play Store  app and click on the profile picture on the Home page
image 1

2. Click Settings > General > Account and Device Preferences

3. Scroll down to the History section and you will see the option Leave Beta programs

image 2

4. Click on Leave beta programs and confirm by clicking Leave.

IOS:

  1. Go to App Market and install TestFlight app (the app for Beta testing)
  2. Remove Whatsapp from there
  3. Install a regular version of Whatsapp from AppStore

 

SOLUTION #4

If solution #2/3 is not working, try this:

  1. Uninstall Whatapp from your device
  2. Go to google play and re-install it