As far as I know, this isn't possible since the TVs are regionalized, and this model is regionalized to North America. Sorry.
I own Samsung 40inch UN40EH5300 Smart TV- how can I add to the input languages on Samsung browser.
I click on the globe icon and only see English, Spanish, French.
I want to add Chinese input like you use on Samsung mobile phones-
Samsung customer service did not answer this question.a