crwdns2933897:0crwdne2933897:0

forgotten laptop bios password (toshiba c800)

i forgot the pass pf toshiba c800 bios. i use the cmos battery idea but it not work.how can reset the pass now

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

crwdns2934109:0crwdne2934109:0

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