How do I get past the, "Dell Security Manager..."?

Block Image

how do I bypass this I tried the method of collingdale and they said that the devices out of warranty and there is no available services for this particular device even if there was a warranty so how do I bypass it or wipe the device completely and start fresh or something

crwdns2893858:0crwdne2893858:0 crwdns2893862:0crwdne2893862:0

crwdns2894050:0crwdne2894050:0

crwdns2889612:0crwdne2889612:0 0
crwdns2892346:0crwdne2892346:0