Magento Open Source 2.2.x
Modifying a Category

After a categoryA set of products that share particular characteristics or attributes. is established, it can be edited, moved to another position in the category tree, or deleted from the catalog. If your catalog is live, first consider how the change might impact any existing links to products in the category. For example, if your product URLs include the category path, and the category name is changed, any existing links to products in the category will be broken. To avoid this problem, you can configure your catalog to automatically create a permanent redirectA method used to alert browsers and search engines that a page has been moved. 301 Redirect: Permanent change 302 Redirect: Temporary change if the URLUniform Resource Locator: The unique address of a page on the internet. key changes. You can also use the URL Rewrite tool to redirect traffic from an old URL to a new one.