On iPad, go to Settings > Bluetooth, turn on Bluetooth, then tap the name of the device.
Make sure that your Bluetooth accessory and iOS or iPadOS device are close to each other. Turn your Bluetooth accessory off and back on again. Make sure that your Bluetooth accessory is on and fully charged or connected to power. If your accessory uses batteries, see if they need to be replaced.
Check in Settings. Select Select the Start button, then select Settings > Devices > Bluetooth & other devices . Make sure Bluetooth is turned on.
For the best experience on your iOS or iPadOS device, try to keep Wi-Fi and Bluetooth turned on.
Go to Settings > Privacy & Security and tap Bluetooth. Turn on Bluetooth for the apps that you want to use.
Turn Bluetooth off when not in use. Keeping it active enables hackers to discover what other devices you connected to before, spoof one of those devices, and gain access to your device.
First things first, reboot your Android phone as well as the other phone you're trying to connect to. This is the fastest way to get rid of any temporary bug in your phone that is hindering the Bluetooth connection. Once you have rebooted the device, turn on the Bluetooth from the Control Center or Settings.
Bluetooth Connections
That is, resetting network settings will forget all the paired Bluetooth devices. You will have to pair them again manually. It will also turn off Bluetooth on your phone.
Open the Start menu, type “Bluetooth Settings”, and select Bluetooth Settings from the search results. Under the 'Manage Bluetooth Devices” section, click the toggle switch to enable Bluetooth capabilities. Click the toggle switch again to disable Bluetooth capabilities.
Power Bluetooth off and back on
A soft reset of Bluetooth can sometimes resolve an issue. With phones, an easy way to do this is by going into and out of airplane mode. For other devices, turn off the power and restart them.
Every iPad supports a version of Bluetooth.
If there is excessive Wi-Fi in the same area this will use up many potential Bluetooth channels. Also, if the Bluetooth devices are in close proximity to a Wi-Fi transmitting device (router), this can cause interference and other performance issues.
Removing your Android device's cache files may help fix disconnection issues. You can clear the Bluetooth's data cache on the phone or tablet to completely reset Bluetooth—this is harmless both to your device and to your Square Reader for contactless and chip.
Reset the Bluetooth Settings
Another solution is to reset your phone's Bluetooth settings. This will erase all of your custom Bluetooth settings and restore them to defaults. To reset the Bluetooth settings, go to Settings > System. Then, tap on the Reset phone or Reset options.
Bluetooth allows for short-range data transfer between devices. As an example, it is commonly employed in headsets for mobile phones, enabling hands-free phone use. Wi-Fi, on the other hand, allows devices to connect to the Internet.
Does Bluetooth use mobile data? In short - no. You don't need to turn on your phone's data to activate Bluetooth, nor will it consume any mobile data whilst enabled.
How can you protect yourself? The U.S. Federal Communications Commission (FCC) advises users to turn off Bluetooth when it's not needed, assuming you're in public areas like airports, shopping centers, restaurants, or on public transportation.
Bluetooth does not use cellular data — here's how its signals work. To put it simply: no, using Bluetooth won't affect your cellular data in any way. Bluetooth works using short-range radio waves, not an internet connection.