Show My Caller ID- setting greyed out and can't be changed

Hi, this a carrier supported function. It has nothing to do with your phone. You may contact your carrier for any clarification.

Hello~ How very nice to see a knowledgeable friend again!!

~Katana-San~

Hello Katana-Santa, so good to hear from you after a long time. Thank you for the appreciation, as always. Hope you are well. Take care