I would say that this depends on the phone. With an adapter. Most phones now use USB to charge and it will also run the phone with or without the battery.

If your battery is draining more quickly than usual, you may want to reset your phone. Check your battery life by going into your Settings app and tapping the Battery panel. If it's an app, uninstall the app. If it's something in the system, you'll want to do a Factory Reset.

Here is Reason for USB ports not working (1) Check if USB device is defective (2) Check Device Drivers (3) Check Power Management Settings (4) Check Power Supply (5)

You can connect Macs and PCs to the Internet in this way, as long as they have Ethernet ports available. An Ethernet cord can be used to connect a computer to the Internet. Step 1: Attach one end of an ethernet cable to the ethernet port on the ethernet to USB adapter. An ethernet cable looks like a large telephone line and an ethernet port looks like a telephone jack. Step 2: Locate the ethernet port on the device that you want to connect to the computer. Step 3: Insert the other end of the ethernet cable that's attached to the ethernet-to-USB adapter into the ethernet port on the device. Step 4 Find a USB port on the computer. A USB port is labeled "USB" and it will also have an image that resembles a triton, or a three-pronged spear. Step 5: Insert the USB end of the ethernet-to-USB adapter into the USB port.