The toolbar provides access to a variety of useful tools, tips, and links to optimize your sitemap and improve your website’s visibility.

Ping Sitemaps Search Engines: Ping Search Engines to notify them about updates to your sitemap.
Ping IndexNow Protocol: Ping IndexNow to index or update the website’s main URL.
Ping Google News: Ping Google News to notify them about new content for indexing.
Flush Rewrite Rules: Flush rewrite rules to ensure that changes to your website’s URLs are properly recognized.
Clear Sitemaps Cache: Clear the cache of generated sitemaps to ensure that the latest content is included.

Also, Toolbar contains Preview links to all your Sitemaps, as well as Tips, and Useful Links.