How can I update the meta title and meta description of my website?

To update the meta title and meta description of the store, go to settings-> SEO-> add meta tags.

For meta title: Keep the name as "title", in the value enter the title of the website
For meta description: Keep the name as "description", in the value enter the description of the store.

For more details please refer: https://help.storehippo.com/topic/seo

To update the SEO of products you can refer: https://help.storehippo.com/topic/seo-for-products

For tips about meta title and meta description you can refer:

https://help.storehippo.com/topic/tips-for-storepage-title

https://help.storehippo.com/topic/tips-for-meta-description