If your PS4 screen is flickering, then you can fix this issue by applying the simple solutions that we have stated here. You may experience this problem if the resolution settings are set too high. You may also face this problem if your TV isn't compatible with the console configurations. No signal issue on your PS4 is also known by the name of PS4 white light of death. Before we move on with the solutions to fix this problem, let's read out the different reasons that can cause this error.
Reason 1: PS4 Output Setting
Reason 2: Wrong PS4 HDMI Mode.
Reason 3: Damaged HDMI cable
Reason 4: HDCP error
Fix 1: Change the resolution settings of your console
You can easily get rid of the Flickering screen issue by changing your console's resolution settings. If your TV is encountering problems in displaying an image that has higher resolution settings, then you must change the setting. Below are the easy and simple steps that you need to follow to change the PS4 resolution settings.
Step 1: Go to your console and select access "Settings".
Step 2: Select the option of "Sound and Screen".
Step 3: Select "video output settings".
Step 4: Choose the "Resolution" option.
Now, you will be able to change the resolution settings to lower resolution. If you have a non-4K TV, then you will see resolution options below 1080p.
Fix 2: Change the output settings of your PS4
If "Deep color output" is presently turned on, then you must disable this setting. This way your OS4 won't display a flickering back screen. Below are the steps that you need to follow to change the output settings of your PS4.
Step 1: First of all, open "Settings" on your PS4 console.
Step 2: After that, choose Sound and Screen.
Step 3: Select "Video Output Settings".
Step 4: Disable the option of "Deep Colour Output".
This will allow you to relaunch your PS4. You must exit your PS4 completely and then check whether it is updated or not.
Fix 3: Update HDMI Mode of your PS4
In case you don't own a PS4 Pro and 4k is not enabled, then you need to check whether your HDMI mode is set to 2.0. If a standard PS4 is connected to your TV that does not display an HD image, then you must set it on auto. Please ensure that your mode corresponds to your TV and console.
Fix 4: Check HDCP setting on your PS4
There can be some problems with the HDCP setting on your PS4 console. You may even need to disable the HDCP console or reset your PS4.
Step 1: In the first step, you need to disconnect your TV from the main source.
Step 2: Remove the HDMI cable from both devices.
Step 3: After a few minutes, reconnect your HDMI cable and connect it back to your TV. This includes resetting your console, which includes your HDCP.
Below are the steps that you need to follow to disable HDCP on your PS4.
Step 1: First of all, go to "Settings".
Step 2: After that, go to "System".
Step 3: Then, you need to uncheck the option of "Enable HDCP".
In case turning off HDCP does not help you fix the PS4 flickering screen problem, then you must re-enable it. If you keep it off, then you may experience issues in streaming some content from online services like Netflix.