If you see an error on your iPhone, iPad, or iPod touch that says
Cannot play title. Please try again later. (AVF:11839;OS:12913;)
It typically points to information stored on your device that needs to be refreshed. Follow the troubleshooting steps below to resolve the issue.
Press and hold the side button and one of the volume buttons at the same time until the sliders appear. Drag the top slider to turn your device completely off.
If the sliders don't appear, press and hold the Sleep/Wake button until the red slider appears, then drag the slider.
After 10 seconds, press the Sleep/Wake button.
Once your device powers on, try Netflix again.
If the problem happens again
Follow Apple's steps to update your device to the latest version, then try Netflix again.