https://help.audible.co.uk/s/?language=en_GB&ref_pageloadid=MBwpP3kAdNFehDBu&pf_rd_p=ca85f509-b761-4f9e-a512-a99d46b4dafe&pf_rd_r=SJ436VMSBT7FE673PQCK&pageLoadId=K510nUNiD9Fz7vYC&creativeId=457dfbee-e5d2-42d7-a709-863d08aa5034 It works for me from US East Coast. see screenshot Did you try Firefox in Troubleshoot Mode? https://support.mozilla.org/en-US/kb/diagnose-firefox-issues-using-troubleshoot-mode#search104 Did you clear your browser cache? https://support.mozilla.org/en-US/kb/clear-cookies-and-site-data-firefox Try to clear all items for a single site. https://support.mozilla.org/en-US/kb/remove-websites-address-bar-suggestions

Does work in troubleshoot mode, but I can't find the cause. Might be an extenstion, I have hardware accel off because my browser kept crashing with it on. Either way that pointed me in the right direction, thanks!