Ypu actually can do it without rooting, but its annoying.
First you need to find the default android file Explorer, the one google hides from you, and then you can move it using that.
Usually you find it by going into setting and clicking on storage, or something similar; or if your phone has a file explorer preinstalled, that isn't google files, when you go to the android/data folder it sometimes prompts you to open it with the default one