How to fix Roku Ultra Flashing Black Screen

On your Roku ultra tv if you are seeing flashing black screen or red light blinking or half of the screen of Roku tv gets dark or blinking all of sudden then you can fix this issue of roku ultra tv flashing black screen issue by several different methods, let see all of them in details below.

How to fix Roku Ultra Flashing Black Screen

Restart Roku ultra LT by Special Remote key combination

Step 1: Turn on your roku ultra tv and grab your remote and press below remote key combination

Step 2: Press Home button 5 times and then UP button once -> Rewind Twice and then fast forward twice.

Step 3: Now, your roku ultra tv screen will jumble and after 15 seconds your roku ultra tv gets restarted.

That’s it, once your roku ultra tv gets restarted then you will not face any issue of roku ultar flashing black screen or light blinking issues on roku tv screen. If you still face issues then there are couple of other methods to fix Roku ultra-flashing balck screen issue.

Turn off Auto Display Refresh Rate to fix roku ultra tv flashing black screen:

You need to make sure that you have turn off auto display refresh rate to fix roku ultra flashing black screen issues.

Step 1: Press home button on Roku ultra tv remote and navigate to settings.

Step 2: Scroll down and Highlight System and press ok.

Step 3: Go down by using down arrow and highlight Advanced system settings ->Press right arrow.

Step 4: Scroll down and highlight Advanced Display settings -> Press right arrow -> Make sure that it is set to OFF.

If its turned on then go ahead and turn off auto display refresh rate.

Change Display Type to fix Roku ultra flashing Black Screen:

Step 1: Go to home screen -> Select Settings.

Step 2: Highlight Display type -> Press right arrow -> if it set to autodetect and you still facing issue of Roku ultra tv flashing black screen then go ahead and select different display type options from here like 4k ultra HD 30 Hz tv, 4k HDR 60 Hz tv, 1080, and other display settings avaialabe here.

Set Picture Mode and Picture settings on Roku to Low Power Mode or Energy Saving Mode:

Step 1: Grab your roku tv remote not ultra tv and turn on your roku tv.

Step 2: using arrows navigate to gear icon settings and press ok on your roku tv remote.

Step 3: Scroll down using down arrow and highlight device prefereneces and press ok.

Step 4: Now scroll down in device preference settings -> Highlight Picture and press ok.

Step 5: Click on Picture Mode -> select energy saving mode.

Once you change picture settings to energy saving mode you will not be facing any issue of roku ultra tv flashing black screen issue.

Power Reset to fix Roku ultra-black screen issue:

Make sure your tv is turned on and go ahead and unplug your Roku tv from the wall socket and pull the power and wait for 15 seconds and wait for your Roku tv to turn on and hopefully when you power reset Roku ultra-flashing black screen will be resolved.

Pull the power plug and wait for 30 seconds of Roku ultra LT device

Grab your Roku ultra LT device and pull the power plug of from the socket and wait for 20 seconds and insert power cable to the socket and wait for your roku tv to turn on and once it gets turns on then you will not be having any issues of roku ultra flashing black screen.

Change the wall socket & outlet to fix flashing black screen:

Whatever your Roku player is plugged into go ahead and remove and insert the power cable of roku ultra tv LT to different wall outlet and see if your issue is resolved. Some times the issue may be within the wall socket outlet which cause Roku ultra flashing black screen.

Change the HDMI port to fix Roku ultra tv Flashing black screen issue

Go ahead and change the HDMI cable outlet which is plugged in to your back of your tv to another hdmi port and see your issue is resolved.

System Restart to fix Flashing Black screen on Roku tv

Step 1: Press Home button on your remote -> Settings -> Scroll down to system.

Step 2: System -> Highlight System Restart and Press ok on Restart.

Once your Roku ultra LT system restarts your Roku ultra tv will not be facing any issues like flashing light or black screen one sided on Roku tv or half of the roku tv screen.