The ways to install the "Category and keyword feeds" plugin are described here.

In your WordPress backend Go to Plugins > Add plugin. Search there for "Category and keyword feeds". Click on "Install" for the plugin and then on "Activate. Install manually Go to the official plugin website and click on "Download". In your WordPress backend, go to Plugins > Add plugin and click on the "Add plugin" button. In the file dialog, select the file you downloaded in step 1 and upload it. Then activate the plugin. Install via FTP Go to the official plugin website and click on "Download". Then upload the ZIP file via FTP to the directory "/wp-content/plugins/". Activate the plugin via the „Plugins“ menu in WordPress.

Category and keyword feeds - WordPress plugins by Thomas Zwirner

WordPress plugin

free of charge

Plugin page:

https://de.wordpress.org/plugins/category-and-tag-feeds/

Support forum: https://wordpress.org/support/plugin/category-and-tag-feeds/

GitHub repository: https://github.com/threadi/category-and-tag-feeds

Category and keyword feeds

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Installation of „category and keyword feeds“