Configure Firefox browser to correctly load NanDeSyn website

NanDeSyn website will load some javascript libraries (e.g. jquery) from  If you cannot use NanDeSyn website by Firefox browser (commonly in China), please configure Firefox to use "Enable DNS over HTTPS" feature and choose Provider "NextDNS" or other customized DNS server (e.g.

If the configuration above can not solve your problem, please try to refresh your Firefox browser (