How do I explore the error in the Bluetooth connection between the devices and fix it?

 If you can not find on another device or contact him using the Bluetooth technology, check the following:

The Bluetooth application running on both devices.

Not be the other device in hidden mode, check it out to see my Bluetooth application.

Not exceed the distance between the devices is 10 meters (33 feet) and the absence of walls or other obstructions between the devices.

You can turn off Bluetooth experience in both devices and reconnect again.

Restart the device, and then try again.

Make sure you run the latest software on your computer. For downloads and assistance, go to the support page in your local Nokia website.

• Note: If the device you are trying to contact him had been manufactured by another manufacturer, make sure it is compatible with your device with respect to standard Bluetooth. To find out the Bluetooth version of your device, go to your local Nokia website, and then choose the support page for your device, and access to the technical specifications of the product.

If the problem persists after the actions listed above, contact your local Nokia Care Centre.