Sometimes, due to whatever reason you may need to delete your cookies so we will explain how to below using chrome.
Click the 3 dots the top right and pick Settings.
Click Privcy and Security on the left side.
Pick Third-party cookies.
Click See all site data and permissions.
You can delete all cookies if you wish, by clicking Delete all data, but some don't like doing that, as some websites you visit, it may be saving your login info and or settings on that website.
in the search at the top right (not the very top search that says "Search Settings"), type whaetever website you are looking for. If you are needing to remove the cookies from Book Bolt then just type in bookbolt
Click Delete displayed data (other or our websites could have a few cookies, delete them all for the specific site) or click each trash can to remove the cookie.
From there, close Chrome and then open it back up and go back to BookBolt.io if that is where you want to go and login.