Cennot change AppStore country

—First—

Make a request to zero out any remaining balance on your account by contacting Customer Support by phone or chat:

• Call Apple Support at 1-800-APLCARE. 📞
• International Support. 🌐
• Contact Apple Support. 📝
• Chat using Messages. 💬

—Then—

Click ▶︎ Change Region. 🌐

Are you following the instructions in here?

Change your Apple ID country or region - Apple Support

If nothing in the support article is working for you, contact Apple for help.

Apple Support