If you purchased an Arlo Essential Security Camera bundle (VMK2260W-100NAS) at Walmart, starting on 11/14/2020, and you are missing the flat mounting plate to mount and install your Arlo Video Doorbell, please visit arlo.com/mount to fill out the form and receive your missing part. We sincerely apologize for the inconvenience and will ship the flat mounting plate to you via standard priority mail at no cost to you. All submissions received by 10AM PT will have the flat mounting plate shipped out on the same day. You will also get an extra 3 months of Arlo Smart as our thanks.