Pair your controller with your rig again.
To be safe, try charging your controller for a while.
That should end the blinking.
Microsoft
Connect your controller with a USB cable instead of wirelessly.
Connect your controller with a USB cable and test whether the problem has been solved.
Connect your controller to a different gear.
ensure you’re in range and have decent signal strength.
In some cases, this means making sure you’re not far from your Xbox.
Disconnect any other controllers you have connected, and then try connecting your original controller.
Try updating your controller’s firmware.
If all else fails, there may be an issue with your controller itself.
If you have a headset or microphone connected, unplug it and check the connection again.
Restarting the console may also fix the issue.
If the problem persists, try plugging the console directly into an outlet (i.e.
not a surge protector).
Open your PC’s Devices list, locate the Xbox controller, and select it to connect.
