Hello @RkvMom , @cjcab305 , and @BlueShift ,
You can telephone Ring Support and they can assist you to get replacement screws and special screwdriver, especially if you ordered spare part kits from Ring and the parts were incorrect.
https://ring.com/collections/accessories
You can telephone RIng Support for help:
https://support.ring.com/hc/en-us/articles/360036196372-Get-in-Touch
Unfortunately, due to the Covid-19, their available hours have been changed also:
https://support.ring.com/hc/en-us/articles/360041597471-Ring-s-Response-to-COVID-19
