How to properly organize URL nesting in Bitrix?

Question

1C-Bitrix

There is a shop. Changed category URL nesting from
/catalog/category/subcategory/subcategory
to
/catalog/subcategory

AND for products from
/catalog/category/subcategory/subcategory/goods-element
to
/catalog/goods-element

But products and categories are available and by old URLs, and by new ones, incl. and with different nesting.
How to redirect old categories and products to new urls?

Answer 1

https://dev.1c-bitrix.ru/learning/course/?COURSE_I...