To avoid duplicating the same plugin description code for the 150th time, I decided to do it once and fully describe it in this article. In all other articles — I’ll just refer to this one.
So, in order for WordPress to recognize which plugin is located in the «/wp-content/plugins/» directory and be able to install it, you need to declare it properly (more precisely — write a header). To do this, at the very beginning of the main plugin file, create the following comment (providing your plugin details, of course):

