Use RESET option in BROWSER TAB . this will clear cookies but cache will be still present. You can also make a profile and save it for further use. Let us know if this works for you.
@thesunofme
Please attach the project where the problem occurs. Here or in the PM form.
Describe in more detail what site you are talking about and what proxies, mail services, etc. you use to register accounts, this can also be done in the forum PM.