How do I turn on MTP mode?
To set the default USB connection type when connecting to a PC follow these steps:
How do I know if MTP is enabled?
Go into Settings > Developer options. Scroll down to "Select USB Configuration" Switch the value of that option to anything but MTP, such as "Charging only" (if it is on MTP right now) Switch the value of that option to MTP.
How do I enable media transfer on Android?
With a USB cable, connect your device to your computer. On your device, tap the 'Charging this device via USB' notification. Under 'Use USB for', select File transfer. An Android File Transfer window will open on your computer.
Why MTP is not working?
A corrupted or outdated MTP USB device driver is the most likely reason your Android cannot connect to your computer. Thus, the first thing you need to do is either update or reinstall the MTP USB device driver. EaseUS DriverHandy is the best tool to update and repair your Windows drivers.