Create new page and name it “Cart” for example and put in its content field [tajer_cart] shortcode.
Create another page and name it “Dashboard” for example and put in its content field [tajer_dashboard] shortcode.
Create another page and name it “Thank You” for example and put in its content field [tajer_thank_you] shortcode.
Navigate to Products->Settings and from the General Settings tab select the pages that you just created and set up the other settings corresponding to your website and needs and click on “Save All Changes” button, for more info please check Tajer documentation.
At this point you may need to navigate to Settings->Permalinks and select “Post name” for example and click on “Save Changes” button.