Sometimes you may require to have pop-ups allowed in order to complete certain actions, such as payments.

1. Open Google Chrome and click on the 3 dots on the top right and select "Settings":

2. Click on "Privacy and security" and then "Site setting" from the right:

3. Scroll down to the Content section and click on "Pop-ups and redirects":

4. Enable the "Sites can send pop-ups and use redirects" option under Default Behavior:

Alternatively you can only allow a specific site/s by clicking on "Add" next to the "Allowed to send pop-ups and use redirects" section: