7. Firmware Upgrade
Step 3. Upgrade the device.
Click on the Start button to continue.
A warning window will pop up before starting upgrading the device:
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Do not unplug the power cable and the LAN cable while the upgrade is in progress. Click OK to continue.
HDMI20-OPTC series – User's Manual
After you confirmed the warnings and clicked on the Start button, the upgrade process starts immediately.
Details button opens a new window where the process is logged – see below.
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