1. If pop-ups are blocked, navigate to the address bar and click the lock next to the web page.
2. To temporarily allow pop-ups Simply allow Pop-Ups.
3. To permanently allow pop-ups click allow Site Settings > Privacy and Security > Pop up > Allow
If you find a page that has pop-ups blocked, navigate to bottom of page. Under the listed number of pop-ups blocked, tap Always show.
or, tap the three-dotted menu icon at the top right, then tap “Settings -> Site settings -> Pop-ups” and switch the slider so it’s set to Allow pop-ups.