Many articles say that the content of a website is best to be updated regularly, which is beneficial to the ranking of the website. In fact, if you have studied many websites with confidence, you will understand that this is actually useless.
Because updating the content of the website regularly is only helpful to attract spiders. The main purpose is to better let spiders understand our update situation so as to help our website inclusion. But to do it this way will undoubtedly require us to spend a lot of energy. After all, we need to catch up with this point, otherwise we won't get used to it. And this kind of tiredness doesn't help the ranking much, we can learn from some news sites.