Have sound but no picture with Roku stick

Roku offers a free app for your phone that acts as a remote. I installed one on my android phone that works great.

What's the Difference Between the Roku Express and Roku Streaming Stick?

Roku is one of the best streaming devices to stream the videos, movies and TV shows.
Pros of Roku
The Roku offers user interface and Roku app in cheaper packages.
Roku does not require the separate box or HDMI cables to connect the TV from the stick plugs.
It has screen mirroring features that display the screens of the mobile device on you Roku tv.
It has the search function to search the lists of channels from the channel stores.
It provides headphone jack for private listening.
Cons of Roku
For the Network connection, Wifi is the only option
You need HDMI cable for Roku stick because it lacks analog and digital audio outputs.
If you need further more information about the roku products contact the roku customer service team @ +1-844-965-4357 and you may visit https://www.rokuactivationcode.com/

https://play.google.com/store/apps/details?id=com.HBO&hl=en

google play store on TV ? (gmail account needed to run it)
search apps hbogo in google play store

Roku Streaming Stick® (HDMI® Version) (Model 3500 ...

https://support.roku.com/.../208754808-Roku-Streaming-Stick...

Roku, Inc.Connect your player Step 1: Insert the Roku Streaming Stick (HDMI Version) (Model 3500) into an available HDMI port of the TV. ...Missing: jailbreak

Roku® Streaming Stick® offers all the channels through HDMI

https://www.roku.com/products/streaming-stick

Roku, Inc.The small size of the Roku® Streaming Stick® means you can easily plug it into just about any TV with HDMI® and start streaming your favorite content. ... (for remote); USB power cable + wall adapter; Get started guide; Special content offers.Missing: jailbreak

Roku Streaming Stick channels - YouTube

Here is a solution for install sling TV on your Roku device.

.First you have to sign up for your Roku account.
·Then you have to start search on the left side on your screen.
·To type the sling TV in the search bar.
·It is a popular channel so display on the list first. Click on sling TV to continue.
·Next select the add channel. Now your Roku device will begin to install the sling TV app on your Roku.
·Once you have to installation is done, open the roku home screen to select the sling TV app to start watch it.
If you need more information about the sling TV on my Roku call our roku customer number +1-855-804-1313 or visit our site https://www.rokucodelink.com/ to clarify your doubts.

Try a different HDMI port on your TV.

you may need to change the HDMI board in the tv. it will be the hole board the parts are just to small to replace them all to get the HDMI board working again. find a second hand replacement. should be fine with another known working one.