Gmail on the apple devices mainly iPhone was configured for POP comparatively than IMAP, so a complex process was needed to set up Gmail account with IMAP. Though, Google changed this to allocate for a more intuitive, natural use of Gmail on the iPhone. Now, one can follow these simple methods to set up and configure Gmail on the iPhone.
Methods to set up Gmail on Iphone
By using any of the following methods you can setup Gmail on your iphone.
1. Using the Gmail app
2. Using a Gmail Account in Mail
3. Solving Connection Errors
Here, we are illustrating how you can set up Gmail on the Iphone by using the Gmail app. So, just follow the below step by step instructions and associate your Gmail on your apple phone.
Step 1: First you need to Download and install the free Gmail app. For this you need to make a look for "Gmail" in the App store. Install it directly on your iPhone, or you can download it onto your computer system and sync your system with your iPhone to install the app.
Step 2: Now open the app on your iPhone and log into your Gmail account. This will give you direct access to your Gmail account, as well as all received, sent and saved mail. The app does not allow you access your contacts list from the app, even though you can enter the name of a contact or email address to send them an email.
Step 3: Now log into other mailboxes on the app. Click on the 3- horizontal lines visible on the top left corner of your mail inbox. This will represent a list of your mail folders. Click on your email address available at the top left in order to show all email accounts you're presently logged into. Click on "Add account." Here you need to type your account email and password when prompted, and then hit on Sign In to end the login.
Step 4: open iphone settings and configure notifications. Enable push notifications via Settings → Notification Center. After that click on Gmail in the list of apps, and allow sounds, badges, banners, and alerts as the matter of how you want to be informed of incoming mail.
Step 5: Use the Gmail app for your mail needs. For example, while sending a picture, you can normally go to the picture in your Photos, click the button to share the picture, and click Mail. Though, to share pictures using the Gmail app, all you need to open is the Gmail app, then click to compose a new email, and attach the picture from the email itself.

Source : http://www.avtechnumbers.com/gmail-customer-service.php