How do I remove the black screen of my 3DS and get it working again?

I just turned on my 3DS but when I tried to change the 3DS function it froze. Then I turned it off and turned it back on. The 3DS is on but it only shows black, I’ve tried everything but nothing worked.

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

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0