Don't know how to backup android phone to pc, just follow these steps:
Step 1:Connect Android Phone to pc and start the app on computer
Notice: If this is the you cannecting android phone to the problem on computer, you should enbale USB debugging first, and install a USB driver on your computer, then the app would detect your android phone automatically.
Step 2:Select Data and Start Export
That's all! We can use Coolmuster Android Assistant to move almost everything from android phone to computer, and we can also use it to manage apps, contacts on computer, have a try!
A wide range of Android brands are supported by this Android managing tool, including HTC, Samsung, Motorola, Sony, ZTE, LG, HUAWEI, Dell and many more.