If I’m getting a new iPhone how can I back up my old phones information

Here are a few support documents on the subject

How to back up your iPhone, iPad, and iPod touch - Apple Support

After you get the new phone some ways to restore to new phone.

Use Quick Start to transfer data to a new iPhone, iPad, or iPod touch - Apple Support

Transfer data from your previous iOS device to your new iPhone, iPad, or iPod touch - Apple Support

Use iCloud to transfer data from your previous iOS device to your new iPhone, iPad, or iPod touch - Apple Support

Jeresygrl07 wrote:

If I’m getting a new iPhone how can I backup information from my old phone

click here How to back up your iPhone, iPad, and iPod touch - Apple Support