Samsung recommends using a third-party ad-blocker app while using Samsung Internet. It primarily suggests using AdBlock for Samsung Internet. Some other options include ABP for Samsung Internet, Adblock Fast, AdClear Content Blocker, and AdGuard. You can find these choices and more directly in the Samsung Internet app. Open Samsung Internet and tap on the three horizontal lines in the bottom-right corner to open the menu. Select Ad Blockers from the menu. Choose one of the listed apps by clicking on the download button and turning on the toggle button.