The target website uses HttpOnly cookies (cannot be read by document.cookie ).
Without a valid cookie, the Fplus extension cannot authenticate your identity, mimic real user behavior, or perform automated tasks on your behalf. But what exactly is a cookie, why does Fplus need it, and—most importantly—
For extensions like Fplus, the cookie acts as a . By providing the extension with your cookie, you allow it to perform actions as if you were manually clicking .
If you find DevTools intimidating, you can use a dedicated extension like or Cookie-Editor .