I do not have the App Store
My IPad do not have the App Store
iPad (6th gen) WiFi
My IPad do not have the App Store
iPad (6th gen) WiFi
The usual reason for it not being visible is due to a restriction on purchasing. See: Use parental controls on your child's iPhone, iPad, and iPod touch - Apple Support
If that is not the cause, try using Search to see if that will locate it: Use Search on your iPhone, iPad, or iPod touch - Apple Support
The usual reason for it not being visible is due to a restriction on purchasing. See: Use parental controls on your child's iPhone, iPad, and iPod touch - Apple Support
If that is not the cause, try using Search to see if that will locate it: Use Search on your iPhone, iPad, or iPod touch - Apple Support
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.
I do not have the App Store