When you watching a video on YouTube TV, sometimes you can see "YouTube TV Black Screen Error on Smart TV", it's a common issue. In this guide, we'll explain number of solutions to Fix YouTube TV Black Screen Error on Smart TV. Try these solutions, one of them will work to fix this issue. Solution 1: Ensure Proper Cable ConnectionYou need to ensure there is a proper cable connection between the external sources and your TV. You should confirm about the issue is due to the connection or any other problem. Also, you need to unplugged all the connections and plugged them in tightly and make sure the power supply working properly. Solution 2: Double-check the SourcesTherefore, ensure you double-check these sources to ensure that they are functioning well. This will solve the temporary fault in the sources and solve the black screen issue. Solution 3: Set the TV Input CorrectlyYour TV could be displaying a black screen issue due to the incorrect settings of the TV inputs. Using your remote and navigate on the input settings to make sure they are correctly set. This way, you are likely to solve the black screen issue in your Samsung Smart TV. Solution 4: Turning the Power Saver/ Sleep Timer OffYou might have accidentally turned the sleep timer or the energy-saving mode on. This could be the probable reason as to why your TV is displaying a black screen. Solution 5: Reset your TVResetting your TV will clear all the settings, erase all the data and get rid of the bugs and glitches in your TV. This is likely to fix the black screen issue you are experiencing on your Samsung Smart TV. After this procedure, there is likely to be a possible fix for this black screen problem.