This article explains how to locate and change WhatsApp settings on an iPhone or iPad.
Steps

Step 1. Open WhatsApp
On the Home screen, look for the green and white icon that looks like a speech bubble and a telephone handset.

Step 2. Click on Settings
The icon looks like a gear and is located in the lower right corner of the screen. In this section you will find all the settings you can change on WhatsApp.

Step 3. Select a category to change its settings
Here are some examples of operations you can perform in the "Settings" section of WhatsApp:
- To determine who can see your status updates, read receipts, last accessed and profile information, click on "Account", then select "Privacy".
- To change the ringtones you hear when you receive calls and messages, click on "Notifications";
- To change the chat graphics on your phone screen, click on "Chat Settings".
- To change the phone number associated with your account, click on "Account", then select "Change number".