Valid cookies in JSON and Netscape formats are supported. To add cookies, you can drag and drop a file (.txt or .json) with the necessary data into the corresponding area; or click on that area, and paste the copied text with cookie data in valid format.
It is possible to add cookies sequentially or combine cookies into 1 file. Make sure to do this correctly! To add cookies sequentially, first add a file, then save, click on Edit, add the next file, save, etc. Please note that if domains and parameters match with previously added cookies, they will be overwritten by the ones added last.
To add cookies to a profile and save them, you need to enable saving cookies in the profile Storages settings.