If you've tried our quick fixes and are still experiencing buffering, try the following:
1. Set up a wired connection:
On your PlayStation 4, go to Settings, followed by Network. Pick Setup Internet Connection, and choose LAN Cable. Next, select Easy and then Test connection to finish.
2. Uninstalling and reinstalling the NOW TV app:
Start by deleting the NOW TV app
•On the main menu, go to TV/Video and find the NOW TV App.
•Press Options on your DualShock 4 (Controller) and select Delete.
Next, erase the app data
•Go to Settings, and then System Storage Management.
•Select Application Saved Data, and choose Saved Data from System Storage.
•Highlight NOW TV, then select Options on your DualShock 4 (Controller), followed by Delete.
Lastly, re-install the app
•Go back to TV/Video, find the NOW TV app and press X to reinstall it.