Apk [top]: Drivedroid No Root

A: Unlikely. Google’s direction is towards increasing security (Virtual A/B, Zygote, stronger SELinux). Allowing unprivileged apps to emulate a USB mass storage device would be a massive security regression (imagine malware emulating a keyboard or disk).

Technical components

If your goal is simply to write an image to a USB drive (and you have a USB OTG adapter and a blank flash drive), EtchDroid is an excellent non-root solution. drivedroid no root apk