Reload the webpage while bypassing the cache using one of the following steps:

HI bhor.tushar, Older versions of Firefox are not supported however if you are trying to add a certificate, how to add one has not changes much. Please make sure that the details of the certificate are compatible with that version of Firefox. Generally you can also try to bypass the cache to reload the site: Reload the webpage while bypassing the cache using '''one''' of the following steps: *Hold down the ''Shift'' key and click the ''Reload'' button with a left click. OR *Press ''Ctrl'' + ''F5'' or ''Ctrl'' + ''Shift'' + ''R'' (Windows and Linux) *Press ''Command'' + ''Shift'' + ''R'' (Mac) Let us know if this solves the issues you are having.