The Importance of Crawl Budget to SEO
First, you must understand that crawling has nothing to do with the ranking signals. In essence, crawling will not, in any way, impact what position a page will take in results from organic search.
However, SEO is very much affected by crawl budgets and crawling, making it very essential for SEO.
So, it’s a fact that search results will not display pages that are not indexed by search engines. Also, there is the probability of Google not indexing websites with lots of pages; this is one reason crawl budget is necessary to optimize your website. And, any change made on the website has a probability of not appearing fast in search results.
Definition of Crawl Budget Optimization
Crawl Budget Optimization is when you enable all important pages of your website for search engines to crawl and index them in a very short period.
When you have a small website, search engines can easily crawl and index it, but with big sites that have lots of URLs, it is very important to optimize such with a crawl budget.
However, when you optimize your crawl budget, you use SEO best practices which, in turn, affects your page rankings positively.