Форум поддержки Firefox

I've got an old Windows XP computer running version 52.9.0. I'm trying to sign in to Sync (so I can sync with my new Windows 10 computer) but when I try on the old machine I get this error message:

Blocked by Content Security Policy

This page has a content security policy that prevents it from being loaded in this way.

Firefox prevented this page from loading in this way because the page has a content security policy that disallows it.

I've signed in on the new computer, not that it matters.

Is the any way I can connect to Sync?

all of a sudden , I need to update fire fox,have reinstalled it. It won't run the download, will not connect to sites I have used in the past.They want a newer version of fire fox,I have windows xp.

'trying to sign on to zoom successfully, then once in I get a notification saying I need to download the lastest version, Ive tried 6 times bianary file and then nothing happens '

Blocked by Content Security Policy

This page has a content security policy that prevents it from being loaded in this way.

Firefox prevented this page from loading in this way because the page has a content security policy that disallows it.