Google updates

No
it can hurt your website’s ranking. Here are some reasons-
Ranking may fluctuate,
Google could penalize you,
Focus on improving your existing content.

You should publish new content if you can. What you shouldn't do however, is change your old content in hopes of getting your rankings back. A lot changes during an update, if you start messing around with different changes on your website you will not know what changes had positive or negative impact to your rankings.

Keep publishing. Once the update is done you can assess the damage and make changes you think are necessary to old content and on-page SEO.

Google updates can take time for the search engine to fully implement. If you update your content during this period, it might not be properly evaluated by the new algorithm.This can lead to temporary fluctuations in your ranking

Lots of threads on Facebook, forums, community sites and Social media about what Google wants what not. Meanwhile Google: Let them bang their head to the wall, I am not going to give any clear direction what went wrong.