Prihlaseni
Dobry den, nemuzu se prihlasit do Ituns ani kdyz dam platebni kartu ani kdyz dam teledoni cislo
If you can't connect to the App Store, iTunes Store, or other Apple services - Apple Support
Some other things you can try. Do you have access to another WiFi network where you can try? That has worked for several people.
Try a restart.
Restart your iPhone, iPad, or iPod touch
Try a forced restart.
If necessary
Do a backup and try a factory reset. Then restore from your backup.
Backup - Restore your device from an iCloud or iTunes backup.