''locking this thread - please continue in your original thread - https://support.mozilla.org/en-US/questions/996546 - to keep your question and the support answers in the same thread'' I have tried clearing the cache by going to option/adv/network and clear now the you have advised me to do, but it says my cache is currently using 0 bytes of disk space. ''[Personal information removed by moderator. Please read [[Forum rules and guidelines]], thanks.]''