1 of the reasons why you cannot copy data from Android to computer is that USB debugging mode is not enabled, this is a function that appears on phones running Android OS version 7.0 or later n for more security when connecting your phone to other devices.
Once you have enabled USB debugging mode on Android you will easily copy data from phone to computer, besides you can also install applications from outside, update software, features and customize the Android phone system at your own discretion.
3 Steps to Enable USB Debugging Mode on Android Phone
How to enable USB debugging mode on Android
Step 1: First, open the Settings section on your Android phone -> Find the Additional Settings section and select it.
Step 2: Next, click on the Developer Options line.
Step 3: In this section, you will see USB Debugging mode, proceed to activate this function by dragging the dot to the right.
1 message will then appear, you choose to click OK to confirm your consent. After USB Debugging mode is successfully activated, the horizontal bar containing the round dot will be turned blue. You can now copy data and install apps on your phone when connected to your computer.
With some other Android phones, you can access some of the following instructions to access the Developer Options section and turn on USB Debugging mode on this Android.
+ Settings -> System -> Developer Options -> USB debugging
+ Settings -> More -> Developer Options -> USB debugging
+ Settings -> Developer Options -> USB debugging
+ Settings -> System -> Information (Or information about the phone) -> Software information -> Create number (Press continuously 5-7 times) -> Return to the System section will see the line Developer Options -> USB debugging
With just 3 simple steps that Software guides and shares above, you have successfully enabled USB debugging mode on Android. If you are in need to learn details about what this USB debugging mode is, you can refer to the article What is USB Debugging Mode on Android for more information. I wish you all success in following the above steps.