crwdns2933897:0crwdne2933897:0

My camera will not switch OFF

My EOS80D will not switch off at all. Was intermittent for a while but now even when in Off position the camera functions fully. Any ideas how to fix?

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2853045:0crwdne2853045:0 crwdns2853046:0crwdne2853046:0
crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0