* The error number 003 denotes a software upgrade failure. You must first change the connection type before attempting to update in order to resolve this problem.
* You will be able to install the update without any issues if you connect the Roku to your network via Ethernet connection.
* Get an Ethernet cable and connect it to the Ethernet port on the router and the Ethernet port on the Roku device.
* Select the proper input channel on your television. Turn on the Roku device and use the remote to scroll through the available selections.
* If these suggestions fail to resolve Roku Error Code 003, contact the technical support staff.

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