First you need to Launch the Settings app.
Than tap Sign in to your iPhone at the top of the screen of your device
And tap Don’t have an Apple ID or forgot it?Then press Create Apple ID when the window pops up your mobile or iPad.
And fill all the forms.
Enter a birth date.
Enter your first and last name.
Select your active email address or get a new iCloud email address. For verify your apple id
Enter your email address.
Create a new password.
Verify the password.
Select a security question.
Type in answer.
Repeat two more times.
than Agree to the Terms and Conditions.
Tap Merge or Don’t Merge to sync iCloud data from Safari, reminders, contacts and calendars.
Tap OK to confirm Find My iPhone is turned on.