Help Tablet won't go pass boot screen

[dgirl2021]

I think I posted this in the right section??

I changed the boot animation on craig 7" cmp741d and now it won't go pass the boot screen its a endless loop.
I tried recovery mode I get the android with his belly open and a red exclamation.
Help

 

[BlindFlip]

Have you tried Factory Reset?

 

[sashabirman]

Have you tried Factory Reset?

How is that done?

 

[sashabirman]

How is that done?

How can I get past the security lock, without the password?

 

[sashabirman]

Have you tried Factory Reset?

How can I get past the security lock, without the password?