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  1. Copy one of the files to a USB flash drive. Do not change the name of the files because the processor of the unit is looking for a file with this name.

    Warning

    Attention! Use only one file when upgrade! The second upgrade is possible only after the system rebooted.


    Warning

    WARNING! Attention after the update, you must clear your browser cache.


  2. Follow "Step 4: Using Flash" below


Restore saved settings

  1. Format the USB Flash Drive in the FAT32 file system.
  2. Copy the settings file to the USB Flash Drive root under the name settings.vut

    Warning

    Attention! Use only one file when upgrade! The second upgrade is possible only after the system rebooted.


  3. Follow "Step 4: Using Flash" below


Step 4: Using USB flash

Insert USB flash drive into the "HS" USB input (USB0 or USB1 input for VT900 series) and wait while the contents of the drive will be analyzed by the device.

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