Mshewwwww you're enabling and indulging her bad manners.someone you should carry cane and flog the disrespect out of her body

Remind her it's your house, your rules and you can bring anyone in and if she's not ok with it, you will take her back to her mom or go live with grandma.

Kids that age are naturally disrespectful.explain to her in a way she will understand why you want to marry your girlfriend instead of her mom and put her in her place because if you don't,she will disrespect you too

She hasn't been coming to your house for the past 2 years?? Probably she just started visiting recently?

Your daughter is just reacting to the presence of a stranger in the house in the only way she can react...if you are sure she wasn't bad mannered before now and that your girlfriend isn't maltreating her, she will eventually come around.

Just don't show preferential treatment and always do things with both of them together, at least you will be able to watch their body language..
If both the daughter and wife do not have attitudinal issues before now, they will resolve it and become buddies sef...she is just 11 too young to hate someone permanently ..

I think to certain extent it happens, people don't automatically cleave to new faces at home, work etc....

But if the dislike persist after a long time, then I don't know o...