This extension allows you to import and export redirect rules via the CSV file.
Go to Marketing > Advanced SEO Suite > Redirects. At the right upper buttons list, click the Import/Export Redirects button.
Click on the Example of CSV file to download an example import template. If you open the example, you will see these columns on the first line: url_from, url_to, is_redirect_only_error_page, comments, is_active.
Strarting with the second line, fill in the values according to the header. All of these headers correspond to the fields in which you can see if you have created a new redirect rule.
If you have already correctly created a CSV file, click on the button Browse and select the file. To apply redirects, click the Save button.