Been locked out of the above - (which some might say is a blessing !) as ‘someone may have accessed my account without authorisation!’ it says I need to reset my password but when I try I get : Something went wrong, your password couldn’t be changed at this time. Please try again later.
Clear your browsing history and try again. If that does'nt work try accessing your FB account using a different browser . Not technical but something I would try before getting into more complications.