Currently the latest version of Bluetooth is reached, i.e. Bluetooth v4.2. This latest version allows very fast data delivery and greater capacity. You can also read This article: he's the latest 4.2 Bluetooth technology. Maybe you've experienced a problem Bluetooth not able to connect, but you don't need moderately straight panic, Yes. Try to fix it with simple ways: 1. Clear the Cache Too many cache stored may make you Bluetooth suddenly error. The fix is quite easy. Ye clears the cache stored in the HP Android. So easy to clean it up, you can use the application Clean Master 2. Clean the application Data You can also clean data Bluetooth applications in the HP Android. The way you live, go to Settings. Continue to select Apps, and then search for "Bluetooth Share." Then click the button "Clear Data". This way used to clean various data, settings, and tools that are installed with the HP Android you. 3. Restart the HP Android Try you first restart the HP Android you. You can simultaneously disconnect the...