Why I can’t complete my Apple ID and iTunes ? Someone pls help me

See these articles for assistance:

If you can't choose None when you edit your Apple ID payment information - Apple Support

Create or use your Apple ID without a payment method - Apple Support

Change or remove your Apple ID payment information - Apple Support

Then contact iTunes - Official Apple Support. This is a user to user support forum, we cannot help directly with account issues.

tt2

everytime I try to download my updates on my windows computers it tells me cannot complete because of a shared password problem?

It still says please contact ITunes support to complete this transaction