If Google Chrome is blocking a popup window then follow the steps below to allow popups.
In Chrome, go to Settings
Click the 3-dots in the upper-right of the screen
Then, click Settings.
Click on the Privacy and Security tab
Then, click on Site Settings.
Scroll down, and click on Additional permissions to expand
Then, click on Pop-ups and redirects.
Easy method: Click on Sites can send pop-ups and use redirects
Better method: Click the Add button and add the following two links:
You did it!