Optional.
How frequently the page is likely to change. This value provides general information to search engines and may not correlate exactly to how often they crawl the page.
The value Always should be used to describe documents that change each time they are accessed. The value Never should be used to describe archived URLs.
Optional. How frequently the page is likely to change. This value provides general information to search engines and may not correlate exactly to how often they crawl the page. The value Always should be used to describe documents that change each time they are accessed. The value Never should be used to describe archived URLs.