Fail to Connect Android to PC

TroubleShooting on Android Connected to PC Failure & Get More Knowledge About Connection between Android and PC.


Connect your Android phone to PC via USB cable, turn to the home screen of your device, drag down the list until you see the "MTP mode". Just select it!

1. For Android 4.0 or above, you can go to "Settings" > "About Phone" > "Build Number". Tap it 7 times until "You are now a developer" turns up. Then, back to the previous screen and hit the "Developer Options". Now, check the box next to "USB debugging" to enable it. For other Android versions, please refer to the guide.

2. Use Android code to enable USB debugging.

Connect your Android phone to another port in PC to rebuild the connection. You can also connect via the original USB cable which has been factory tested, to replace a 3rd-party sourced cable.

If you find that the USB driver can not be installed automatically after your connected your Android device to the PC, you should download and install the proper OEM (Original Equipment Manufacturer) USB driver manually according to the brand of your phone. And if you have any anti-virus software installed in your PC, you will be popped up with a note where you should click "Allow" to get the USB driver downloaded and installed.

Download AirDroid on both your Android phone and PC. Launch it and sign in the same account in the mobile and desktop AirDroid. After that, you can get the Android phone connected with PC via WiFi.


1. What is USB Debugging Mode?
USB Debugging Mode is a mode that can be enabled in Android after you connect the Android device to a computer via a USB cable. This mode is originally used to facilitate a connection between an Android device and a computer Android SDK (software development kit), which is a software suite specially designed to aid in the development of Android apps.
After enabling USB debugging and connecting your Android device to computer, you can transfer data from Android to computer, and vice versa; install and uninstall application on Android; and even read the log data on Android.
By default, access to the USB Debugging Mode option is hidden. To enable it, you should tap the "Build number" seven times quickly to activate "Developer Option" and then, you can check the box next to "USB debugging" to enable it.
2. Why we need to enable USB debugging?
It is necessary to distinguish USB Debugging Mode from MTP:
1) If you only need to transfer data between an Android phone and a computer, you just need to turn on the MTP mode.
2) If you want to have a full control on your Android device, such as installing apps, backing up data, rooting Android, etc., you need to enable USB Debugging Mode.
3. The Authority of USB Debugging Mode
After enabling USB debugging on your Android phone, you can connect it to PC and the PC will have an ultimate control over the phone. It can read all kinds of data stored in the phone, install apps, root Android and even break the lock screen password with some downloaded software.
4. What is the difference of the USB Debugging Authority between Android and iOS?
Once you built the connection between Android and PC, on one hand, the computer can read data stored on Android (copy data from Android to PC, and import data from PC into Android). On the other hand, you can use your phone to download pictures or run apps during the connection.

FeedbackHelp us make our website better for you

Please select your question type and we'll guide you to the right service team.