Sometimes cookies need to be added to prevent unwanted advertising behavior.
Example. On rustorka.com after registration and authorization, the first page refresh leads to a redirect if there is no "opt_js" cookie. After the redirect, this cookie is installed by the site and lives for 12 hours, after which the redirect is repeated.
The need to force the installation of cookies is quite common. In AdGuard base filter, the rules setting cookies #%#document.cookie are used 53 times, in AdGuard Russian filter - 10 times.
Sometimes cookies need to be added to prevent unwanted advertising behavior.
Example. On rustorka.com after registration and authorization, the first page refresh leads to a redirect if there is no "opt_js" cookie. After the redirect, this cookie is installed by the site and lives for 12 hours, after which the redirect is repeated.
The need to force the installation of cookies is quite common. In AdGuard base filter, the rules setting cookies
#%#document.cookieare used 53 times, in AdGuard Russian filter - 10 times.