How to change your Apple ID on an iPhone

If you stop using your Apple ID's email address, you can change it on your iPhone to protect your account and continue using ...
SlashGear

How To Enable & Change The AutoFill Info On Your iPhone (And Why You Might Want To)

When filling out forms, entering passwords, or inputting contact information on your iPhone, the AutoFill feature can come in handy. It not only saves time but also reduces errors by automatically ...

How to change your Apple ID and device passwords on an iPhone, and better protect your device

You can change all passwords on your iPhone, including your Apple ID and device passwords, in a few quick steps via the ...
How-To Geek on MSN

How to Change Default iPhone Apps for Calls, Messages, Email and More

Change default iPhone and iPad apps under Settings > Apps > Default Apps. Options include browsers, messaging, contactless apps, and autofill setups for password managers. You can't pick a new default ...