Try this using this link, was suggested by a moderator in a similar question posted a while ago: https://apps.facebook.com/candycrushsoda/?forceSoftware=true If you've got Windows 10 though, go to the Windows store and download it instead, much better than running the game through a browser.
If you have installed the game directly in Windows 10, give this a read: https://care.king.com/en/candy-crush-jelly-saga/cant-get-your-games-to-load-on-windows-10-check-this-out If you're playing in a browser instead, this should help: https://care.king.com/en/candy-crush-jelly-saga/candy-crush-jelly-saga-supported-browsers
If your progress has been saved to your FB then you'll be able to restore it yourself. As long as you actively connected your game to Facebook before, your progress will be saved and synced to it. If you did, when you reconnect to that account in the game again, the progress from the point where it was last synced will…
I don't think that feature has been included so far, easiest way to get past roadblock and get regular live is by joining a FB group: https://www.facebook.com/search/groups/?q=farm%20heroes%20super%20saga
Not sure, apparently it's linked to being connected to Facebook/Kingdom. I've been disconnecting and reconnecting to Kingdom in the game everyday just in case and seems to do the trick.