You probably meant something like:
adb shell sh /storage/emulated/0/android/data/moe.shizuku.privileged.api/start.sh upd
Or:
adb shell "sh /storage/emulated/0/android/data/moe.shizuku.privileged.api/start.sh upd"
Where:
Even with the correct syntax, this command often fails due to Android security restrictions. Here is what you need to check:
A. Is the folder actually accessible?
In Android 11 and newer, regular apps (and the sh shell user) are blocked from reading /Android/data/ folders. You probably meant something like: adb shell sh
B. Does the script exist? Before running the script, verify the file is actually there. Run this command to list the folder contents:
adb shell ls /storage/emulated/0/Android/data/moeshizukuprivilegedapi/
Some system updates (especially monthly security patches) kill background shell services. The Shizuku icon may say "Running," but apps cannot connect. The upd argument forces a full token refresh.
The Shizuku Manager’s "Start" button sometimes fails silently on certain Chinese ROMs (Xiaomi MIUI, Oppo ColorOS) due to aggressive battery optimization. Manual adbshell invocation often bypasses these restrictions because ADB comes from a trusted source (the PC).
With Android 14 and newer betas, Google is gradually restricting shell access to Android/data directories even via ADB. However, as of now, ADB still maintains the ability because it is considered a developer tool. Or:
adb shell "sh /storage/emulated/0/android/data/moe
If future updates break this exact path, Shizuku will adapt. Already, newer versions support starting via:
adb shell sh /data/user_de/0/moe.shizuku.privileged.api/start.sh
Always refer to Shizuku’s official GitHub for the latest startup scripts.
The upd flag hints at an upgrade or reinitialization. In Shizuku’s design:
This is crucial when:
In other words: upd is the “turn it off and on again” for system-level permissions.
adb shell run-as moe.shizuku.privileged.api sh /data/data/moe.shizuku.privileged.api/... # but that’s internal storage
However, external storage (/storage/emulated/0/Android/data/...) is not accessible via run-as directly without root.
At first glance, the command adb shell sh /storage/emulated/0/android/data/moe.shizuku.privileged.api/start.sh upd looks like a random string of paths and flags—a whisper meant only for developers and power users. But buried inside this incantation is a fascinating story about Android's evolving security model, the fight for rootless power, and how a single open-source project (Shizuku) redefined app permissions.
Let’s break it down, byte by byte.