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Before downloading a BIOS update file, please always check your BIOS version and make sure correct model's BIOS file is downloaded. To check your BIOS version, go to BIOS Setup by pressing "Delete" key on your keyboard after powering on the unit. For tablet device, press the “Setup” virtual key in the upper right corner of the touchscreen.
For official BIOS download, if your BIOS version is R1.XX, you must download and update the same BIOS version family R1.XX.