Step 1-Step 3: Joining WhatsApp Multi-Device Beta Step 4: Leaving WhatsApp Multi-Device Bet

Step 1: Click on Whatsapp, and click the 3 dot on the right hand corner and click Linked devices

Step 2: Click Multi -Device Beta or (joined) Multi-Device Beta

Step 3: Click on Join Multi Device

Step 4: Or if you would like to leave, click on leave multi device