The built in method of plugins being able to be updated via the wordpress admin page requires you release your plugin to the wordpress open plugins platform. If you have a plugin you want to keep private you have to find another way. Private plugin updating resources https://wordpress.stackexchange.com/questions/13/updates-for-a-private-plugin
Category: Update Plugin
YahnisElsts plugin-update-checker
This updater is great for auto updating of private plugins and also themes. Library links https://github.com/YahnisElsts/plugin-update-checker These notes are based on the excellent guide included on GitHub Should you use GitHub to host your plugin-update-checker releases? plugin-update-checker lets you create a release in GitHub and have that as where your files get hosted, nice and […]