If you need to delete all of the network information on your Android device, thanks to Marshmallow, that's faster to do than ever before. By Jack Wallen | February 4, 2016, 2:03 PM PST How to delete all network settings Open Settings. Locate and tap Backup & Reset. Tap Network Settings Reset (Figure A). When prompted, tap Reset Settings. All passwords, settings, and connections associated with Bluetooth, cellular data, and Wi-Fi will be cleared. Figure A Resetting network data on a Verizon-branded Nexus 6. Image: Jack Wallen/TechRepublic How to delete some network settings Thankfully, Google did not decide to remove the old method of deleting network settings. So if you don't need to strip your device of all network information, follow these steps. Open Settings. Locate and tap Wi-Fi. Long press the network you want to forget. When prompted, tap Forget Network. You can also go into Bluetooth, locate a device to be removed, tap the associated gear icon (Figure B), and then tap Forget to delete that device. Figure B Removing a Bluetooth device from Android Marshmallow. Image: Jack Wallen/TechRepublic Or, you can just delete it all in one fell tap. Easy peasy.