"Sign in to Sync" just tells me I need to be connected to the internet. (I am)
selecting "Sin in to sync" send me to this URL -- " about:preferences?entrypoint=menupanel#sync " any attempt to login or create a new account simply informs me I must be connected to the internet (I am, wrote this question on same system and browser...)
selecting "Sin in to sync" send me to this URL -- " about:preferences?entrypoint=menupanel#sync " any attempt to login or create a new account simply informs me I must be connected to the internet (I am, wrote this question on same system and browser...)