How to make a text file read-only in a non-rooted device?

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file-system file-management file-permissions android-10 es-file-explorer

                          I wanted to make a file read-only (440)in internal storage but it shows "failed",as it seemingly requires root permission but I can't unlock bootloader as of now so is there any means we can do the above task?
                        

Asked by S.D (101 rep)

May 5, 2020, 03:10 PM
Last activity: May 5, 2020, 03:27 PM

How to make a text file read-only in a non-rooted device?

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