You also may have to go into developer options and put usb debugging on.
To put developer options on you go to about phone and tap build number I think 7 or 8 times to enable it
Paulbk, I apologize for this inconvenience. I know how important it is to be able to transfer files to your computer. Let's look into this further. What operating system are you using? Were you able to transfer files previously using this computer? Have there been any recent changes to your device, software, apps, etc.?
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