Quiero hacer búsqueda de canales con mi roku express+ 3921RW y no tiene la opción
The search feature and some channels are not available in all regions.
Thanks for posting in the Roku Community, @Teroka547.
Please be noted that we support English in the Roku Community and translate to respond to an unsupported language to understand the issue or inquiry.
Roku Search is available in English in Canada, Ireland, the United Kingdom, and the United States and Roku Search is available in Spanish in Mexico and the United States.
Check out this link for more info: How do I find movies and TV shows using Roku® Search? | Official Roku Support
Let me know if you have any other questions, and have a good day!