In the case you want to make sure that your ad is working as expected you have to follow the steps below.
Click on "Upload" button and select the .zip file(s) from your computer.
Check if there are any errors. If there are any errors, follow the instructions to fix them
Upload the ad again and repeat the process if necessary.
We hope the information in this article was useful. If there is anything else we can help you with, and you couldn't find it in our help center, don't hesitate to contact us by chat.