If you're seeing buffering on your Xfinity Flex / X1 TV Box, the steps below walk you through the most common fixes.
Constant loading or freezing is usually an internet speed issue. Run a speed test at speedof.me. If your download speed is under 5Mbps, you will experience buffering. Try unplug the device and modem/router for 1 minute.
TS Toolkit Link: /apperror/buffering/
1. Press the Xfinity button on your remote.
2. Select the gear icon to open Settings.
3. Highlight Privacy and press OK.
4. Select Locally Stored Data and press OK, then press OK again to confirm.
Note: this logs you out of third-party apps and resets app cookies.
1. Press Xfinity button > Settings > Help.
2. Select Reset (app name).
1. Press Xfinity button.
2. Go to Apps > Search and select App.
Updates apply automatically. Restart the box to apply pending updates.
Updates are checked automatically when system is restarted.
For Flex: Say "Sleep Now" or go to Power Preferences. For X1: Enable Power Saver in Settings > Device Settings > Power Preferences.
For Flex: Say "Sleep Now" or go to Power Preferences. For X1: Enable Power Saver in Settings > Device Settings > Power Preferences.
Then unplug from the power source.
1.Unplug modem from wall.
2.Wait 1 full minute.
3.Plug modem into wall, wait a few minutes for modem to reconnect to the internet.
X1:
Option not available.
Flex:
Use Xfinity app > Troubleshoot > Restart Device.
D Help Site: https://help.disneyplus.com/article/disneyplus-streaming-issues
H Help Site: https://help.hulu.com/article/hulu-buffering-issues
Still stuck? Open the full interactive toolkit to track every step: