How to Install WordPress Plugins | WPMU DEV - The first knowledge sharing application in Vietnam

You should always install plugins from trusted sources. All WPMU DEV plugins are ‘Guaranteed To Work’ according to their listed compatibility with the latest versions of WordPress, Multisite and BuddyPress.

While there are thousands of WordPress plugins, many of these don’t work on WordPress Multisite sites and may have compatibility issues with Multisites or the theme you are using. The plugin may also not have been updated for the version of WordPress you are using. Be sure you check the plugin’s compatibility information before installing.

Always try to activate your new plugin on a test or staging site first, without any other plugins activated, using a default theme such as Twenty Twenty, taking notes of any errors that may occur. Then activate the theme you intend to use, and any other plugins, one at a time, to check for any theme/plugin incompatibilities. Only install and activate the plugin on your live site once you have resolved all issues.

Once installed, plugins can be:

Activated and deactivated on a per site basis inside the dashboard via the Plugins page in the Site Admin dashboard
Network Activated or Network Deactivated via the Plugins page in the Network Admin dashboard.

Plugins can be sourced through sites such as: