Template Dropdown not showing up within Wordpress administrator page

Question

I am working on a Wordpress-based project, and I just added a new template to the installation by uploading a template file. I was creating a new page that will use my new templ

Answer 1

I tried many of the suggested answers. None worked in my case.

A possible reason for the Template Dropdown not showing is a missing index.php in your Theme folder.

Just create an empty one, in case your hierarchy does not need one. But the existance of that file enables the option to choose the page template and suppresses an error message in the Choose-Theme page btw