How do i use My iPhone for the first time

This may help you --> iPhone User Guide - Apple Support (IN)

Here is another way of doing the same --> Download or bookmark the iPhone User Guide - Apple Support

Do you have an Apple Store nearby? That's one place you can get acquainted with your new iPhone.

Alternatively, here are a few links to get you started:

• iPhone User Guide - Apple Support
• Skills: Getting Started with iPhone - Apple
• Turn iPhone on or off - Apple Support
• How to activate a new or used iPhone and get cell service - BusinessInsider