This template can be used to mark articles or sections with old or out-of-date information.
To add the date when the tag was added, use:
{{Update|date=December 2019}}
This template will add articles to Category:Articles to be updated.
The template {{update after}} is an alternative for individual statements that will be out-of-date at a specifiable future date. It is a more recent and preferred alternative to {{As of}}. It also adds articles to Category:Articles to be updated.