It is likely that the country listed in the App Store / Play Store is not correct. To remedy this, please follow these instructions:
On Android:
Open the Google Play Store app .
At the top right, tap the profile icon.
Tap Settings, General, Account and device preferences, Country and profiles.
Tap the country where you want to add an account.
Follow the on-screen instructions to add a payment method for that country.
Tip: Your profile can take up to 48 hours to update.
On Apple:
Open the Settings app.
Tap your name, then tap Media & Purchases.
Tap View Account. You may be asked to sign in.
Tap Country/Region.
Tap Change Country or Region.
Tap your new country or region, then review the terms and conditions.
Tap Agree in the top right-hand corner, then tap Agree again to confirm.
Select a payment method and enter your new payment information and billing address, then tap Next. You must enter a valid payment method for your new country or region.* Find out more about how to change or remove your Apple ID payment information.