This tutorial will help you to find out how to change the Ajax Wishlist pop-up title (see the image below) the customer can see after adding an item to the Wish List.
1. First, you need to go to your Magento root directory (your Magento 2 installation folder) via FTP or cPanel.
2. After doing that, navigate to app\code\TemplateMonster\AjaxWishlist\view\frontend\web\js\ folder.
3. Now you need to edit the ajaxwishlist.js file.
Find the following in source code:
4. You need to replace Ajax Wishlist with a new title (line 4, 18, 26 in the example).
You should get something like this (Wish List is new title):
Save the file changes.
The Ajax Wishlist pop-up title was successfully changed to the new one.