Store your personal contact information to easily send it to other people.
People tab, tap
Me, and then choose whether to link your profile to an existing contact entry that already contains your personal information or edit your profile.
Note: If you've already logged in to your online accounts, tap your name or email address, and then tap
Edit my contact card.
Enter or edit your name and contact details.
Tap (or the current picture) to change your picture.