Symptoms
- Video pauses to load repeatedly
- Quality drops automatically mid-video
- Buffering happens more on cellular than Wi-Fi or vice versa
- Other apps and websites load fine
Likely causes
- CommonWeak Wi-Fi or cellular signalStreaming needs a steady, reasonably fast connection to avoid interruptions.
- CommonToo many devices using the same network at onceShared bandwidth can be stretched thin during peak household use.
- CommonVideo quality set higher than your connection supports4K or HD streams need significantly more bandwidth than standard definition.
- PossibleApp server congestion during peak hoursPopular streaming times can strain even the provider's servers.
- PossibleRouter needs a restartRouters can slow down over days or weeks of continuous operation.
What to do
- Check your Wi-Fi signal strength or switch to cellular data to compare.
- Lower the video quality setting manually in the app.
- Restart your router and modem.
- Move closer to the Wi-Fi router if signal is weak.
- Pause other devices streaming or downloading on the same network.
- Update the streaming app to its latest version.
- Try a different streaming service to see if the issue is network-wide or app-specific.
When to call a pro
If buffering persists on multiple apps and devices even after a router restart, contact your internet provider to check for a service issue.
Safety
Generally low risk
Generally low risk for a careful person. Stop if anything looks different from what this guide describes.