How To Delete Flash Cookies From Firefox In Linux Mint / Ubuntu
By default, clearing cache and cookies in Mozilla Firefox doesn’t remove Flash cookies stored due to use of Flash player when browsing websites.
In Linux Mint / Ubuntu, these cookies are stored in the home directory within a hidden directory, the full path for which is /home/username/.macromedia/Flash_Player/#SharedObjects.
(These hidden directories and files within home folder can be viewed...