Pair a third-party Bluetooth accessory with your iPhone or iPad - Apple Support

Two-factor authentication for Apple ID – Apple Support (UK)

iPhone User Guide - Apple Support (IN)

Add an AirTag to Find My to keep track of personal items - Apple

If an app would like to connect to devices on your local network

Find settings on iPad - Apple Support

Sign in with your Apple ID - Apple Support (IN)

How To Fix When Your iPhone Can't Find Bluetooth Devices

Charge and connect with the USB-C port on your iPad - Apple Support

Change which apps sync and store data with iCloud - Apple Support

Allow USB and other accessories to connect to your iPhone, iPad

How to Pair and Manage Bluetooth Devices on iPhone, iPad and Mac