Install WhatsApp Messenger in Apple iPhone 3GS

1- First step:

Install WhatsApp in your iPhone 3GS It is a very simple task and it will only take you a few minutes. First find the “App Store” application on the Apple iPhone 3GS home screen and press to open it.

2- Second step:

Click on the magnifying glass or search button in the bottom right of the screen of the iPhone 3GS.

3- Third step:

In the text field that appears under “Search” write “WhatsApp Messenger” and select the first option or press “Search” on the keyboard.

4- Fourth step:

Press “Get” to begin the download and installation of the WhatsApp messaging application on your iPhone 3GS.
It will take a few minutes or seconds depending on your internet connection since you will have to download several megabytes.

5- Fifth step:

Once installed you will see the option “Open”, if you wish you can return to the home screen of your Apple iPhone 3GS, you will have the green WhatsApp icon on this screen, if you do not find it, drag to the right until you find it. Open WhatsApp.

6- Sixth step:

Accept the WhatsApp terms and conditions, click “Agree and continue”.

7- Seventh step:

Enter your phone number, check that the prefix corresponds to your country. You will receive an SMS in that phone number so it must be correct and you must have access to that number, if it's your iPhone 3GS's phone number the app will automatically read the SMS and confirm that it is correct, in case that you do not have to enter the code received by SMS.

Press Ok or Next.

8- Eighth step:

Enter your username, the name you want to appear to your contacts on WhatsApp. You can also upload a photo to be recognized.

9- Ninth step:

Press continue and you're done, you already have WhatsApp installed and configured in your iPhone 3GS with the operating system iOS 3| upgradable to iOS 6.1.6. Start writing to your contacts by pressing the button +.