Request to join the Secondary breast cancer private discussion

Can you not see a “request “ button ?

Does it look like this

Thanks @Jill1998 for your help.

@juliets I sent you an invitation to join the private secondary breast cancer group.

Hi I would like to join this private group. I have recently had brain surgery for metastatic breast cancer thanks

Tried to access, but getting an error message. Please can you advise.