Can I add my child if I don’t know his Apple ID password?
Is there a way I can add my child to family sharing when I don’t know his password?
Is there a way I can add my child to family sharing when I don’t know his password?
If they have forgotten the password, have them enter the Apple (iCloud) ID and click Forgot Password.
All you need to know is the child's Apple ID/email address. See these basis Apple documents on family sharing to get started.
Family Sharing - Apple Support
Set up Family Sharing – Apple Support
Share an iCloud storage plan with your family - Apple Support
Share App Store, iTunes Store, and Apple Books purchases with Family Sharing - Apple Support
Why not ask your kid for the needed password? On invite the kid to enter the needed password in your presence. I think you do need to get the password entered somehow.
There is nothing in those articles that helps along with the fact that I can’t get my kid to accept my invitation to family sharing and I don’t know his password
Can I add my child if I don’t know his Apple ID password?