How to Update a Plugin in Unreal Engine
This article will show you how to update any plugin for Unreal Engine using the Launcher.
First of all, when there is an update available for any installed plugins, your Launcher displays an exclamation sign near Installed Plugins button:
Click on Installed Plugins button for the Engine Version you whish to update for.
After that, you'll get a window where you have three options, Update, Remove or Close.
Click on Update.
This will start the update process, once it's done you can go ahead with your work.