Busybox Su Must Be Suid To Work Properly < 360p | 8K >

If you’ve ever worked with embedded Linux systems, recovery consoles (like ADB on Android), or minimal distributions, you might have encountered the cryptic error message:

For embedded systems, avoid BusyBox’s su altogether. Use sudo or a dedicated su binary from a standard package. If you must use BusyBox, ensure the su applet runs with SUID – but be aware of the security trade-offs. Have you seen this error in the wild? The fix is usually a single chmod u+s or an apk add util-linux . Just remember: with great power (SUID) comes great responsibility. busybox su must be suid to work properly

Ensure the correct su is first in your PATH . Typically: If you’ve ever worked with embedded Linux systems,