Google completely ignores the keywords meta tag, it has ZERO ranking value. Since it has no value, you should NOT include the keywords meta tags on your WordPress site.
Not that many years ago all the major WordPress SEO plugins like Yoast SEO and All In One SEO included the meta keywords tag as an option, this was despite the fact Google has NEVER used the meta keywords tag as part of their organic search engine ranking algorithm.
Google was never that dumb, Google used PageRank as it’s unique selling point.
As of December 2019, the goods news is most WordPress SEO plugin developers have finally clicked on the meta keywords tag is ignored by Google and they’ve dropped it from their plugins. Yeah.
Continue Reading WordPress Meta Tags Optimization