@manutd
Install this addon https://addons.mozilla.org/en-US/fir...quick-manager/, you can find similar ones on other browsers. Open the addon, navigate to the website, you see something like this https://imgur.com/a/sHKYQhx. Here the first one is your userid and the second is your password encoded by md5. If the tracker save these cookies then it is pretty simple to add them back. You know your ID, your password can be easily encoded using any online websites.