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2. Press volume key to choose apply update from external storage
3. The mobile phone searches for update.zip update package then press volume key to choose
update.zip and touch power key to start upgrade, shown as picture 1-11.
Picture 1-11
4. The upgrade is finished after 1-2 minutes, when the mobile phone enters into the interface
shown as picture1-10, please touch Power key to choose reboot system now, then the mobile
phone automatically restarts.