If you are dead set on avoiding root, follow this guide using the ISO Drive app.
Here is the nuance that most articles miss. On some custom kernels (like Kirisakura or ElementalX), developers have baked in support for Unprivileged USB Gadget Access.
If your phone is not rooted but has an unlocked bootloader running a custom kernel (without full root via Magisk), you can install a modified version of DriveDroid. drivedroid apk no root
Is this "No Root"? Technically, yes. You are not running a root manager (SuperSU/Magisk). However, you have flashed a custom kernel, which voids your warranty similarly to rooting.
The Process:
For 99% of users looking for a simple "DriveDroid APK no root," this is not a practical solution.
"No USB connection found"
The PC detects the phone but not the image
With the release of Android 11, 12, 13, and 14, Google introduced changes to the USB stack that surprisingly opened a tiny door for DriveDroid clones—but not for the original DriveDroid. If you are dead set on avoiding root,