how to stop pop-ups on the iPhone
how to stop pop up when watching movies on youe iPhone
how to stop pop up when watching movies on youe iPhone
Go to Settings - Safari - Clear History and Website Data.
If this does not help, reset your device. This won't delete your data stored on the phone.
Alternatively, you may go to Settings - General - Reset - Reset All Settings
https://support.apple.com/en-us/HT201559
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how to stop pop-ups on the iPhone