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Get SideloadVR DeviceID old version APK for Android
Displays your Note4 device id (needed for GearVR development)
Handy tool for GearVR developers
SideloadVR DeviceID displays your device id, which is required for signature file creation.
You can create a signature file and learn more about how to use it here:
https://developer.oculus.com/tools/debug/
It does _not_ need root. This is not an official app.