In the Samsung Browser Internet, pop-ups are blocked by default and can be enabled in the browser settings if desired. Unlike on the desktop, pop-ups on the Samsung device open as a new tab rather than a new window.

Android 10 (One UI 2.0)
Step 1:  Open the Samsung  Internet  Browser
Step 2:  Open the  menu
Step 3:  Open the  Settings
Step 4:  Tap on  Sites and downloads
Step 5:  Enable or disable  Block pop-ups
  1. Open the Samsung Internet Browser
  2. Open the menu
  3. Open the Settings
  4. Tap on Sites and downloads
  5. Enable or disable Block pop-ups

Samsung Instructions
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