iPhone 12 Pro Max camera burst shot

Hello and welcome to Apple Support Communities Oceanseed,

Thank you for contacting us. You have come to the right place and we are happy to assist you. We understand you're inquiring about taking burst photos with the volume button.  We’d love to assist with this.  Yes, you actually can use the volume button for a burst photo. To start, make sure you have the most current operating system on your device. (Settings > General > Software Update)   We have included a resource to explain how to do that.

Capture action shots with Burst mode on your iPhone camera

If you need further assistance after following the link above, please don't hesitate to reach out.

Thank you for contacting Apple Support Communities.

Best regards.