Impact on SEO if you change the URL of the page?

Question

Search Engine Optimization

Let's say now mysite.ru/news/article-1/
If you change it to mysite.ru/article-1/ ?
Interested in the experience of those who have done so.

Answer 1

set 302m, or even better - canonical
and look at the logs - the bot constantly walks, what will happen when it does not find the page - you understand

Answer 2

301 redirect set