"Your Payment method is not valid in this Store"
I can’t update any apps and also my iPhone can not agree payment method
[Edited by Moderator]
You need to verify your payment information:
Sign in to your Apple ID account page and edit / update your Apple ID details.
On the Sidebar click Payment methods -> then tap Payments Methods and tap Manage payment method.
Or -> Change, add or remove Apple ID payment methods
Change, add or remove Apple ID payment methods – Apple Support (UK)
- Add first the new card, then remove the old one.
See also -> Payment methods you can use with your Apple ID
Payment methods you can use with your Apple ID – Apple Support (UK)
Add money to your Apple ID balance
Add money to your Apple ID balance – Apple Support (UK)
Additional:
Check & optimize -> Wi-Fi.
Charge the battery > 70%.
If you're still unable to update your payment method, Contact Apple Support.