- Turn device off first (or remove battery for some seconds)
- Install USB drivers
- How to boot into download mode
- Press and hold "HOME", "Volume Down" and "Power On" buttons at the same time
- A warning screen appears: Press "Volume up" button to continue
- USB connection is available, if the device drivers are installed
- How to boot into recovery mode:
- Press and hold "HOME", "Volume Up" and "Power On" buttons at the same time
- Select from available options
- USB connection is available, if the device drivers are installed
....
- Boot into recovery mode
- Select from available options