Sports action photographers may prefer Back-Button AF since it separates AF activation from shutter release. Here's how to set it on Sony a7 Series cameras.
The Complete Sony Alpha 7R V Setup Guide For Portrait Photography
Hands-on with the new Sony a7 IV: Digital Photography Review
Sony Global - Focus
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Set up back button focus on Pentax – breakfastographer
Sony A7 IV Best Settings - The Cotswold Photographer
Ultimate Setup Guide For Sony Shooting Wedding Photographers
Is it time to make BBF your new BFF? - Photofocus
How I Set Up My Sony A7Rii & What I Wish I Could Fix
Programming instant reaction button on the Sony A7riii and A9
Fully Customizing The Sony a7R V Mirrorless Camera – Colby Brown Photography