Samsung's default launcher does not natively support third-party icon packs from the Play Store. You must use the app's Theme Park module.
The is a personalization app by PashaPuma Design that offers over 26,000 adaptive dynamic icons and Material You-themed widgets for Android 8.0+ devices. This guide covers how to set up the app on various devices, including specialized steps for Samsung and Pixel models. Core Features name your theme
Tap the icon, name your theme, then select it and hit Apply . For Google Pixel Devices name your theme