AeroCheckout form customization provides you ability to change the payment button / next button (multistep form) sticky for your mobile screens so that buyer never miss the payment button or avoid additional scrolling to find the last action to pay for the item.
Follow the steps to find the setting –
1) Click on Customize button of your selected pre-defined template
2) Click on Checkout Form panel, Click on form Settings
3) Find the setting “Make button sticky on Mobile”, Set this to “Yes”
4) Final Output