Leaked TCL Android TV 8.0 before it is updated on TCL's own website, so if you have a TCL Android TV of model types Percee TV you can injoy Android 8. Please Note that you have to use USB Port 3 and Not USB Port 2 or you will Problem Press and hold the MENU button on the TV (should be under the TCL logo and LED indicator) Plug the TV's back into the wall outlet. The LED indicator will flash after 20 seconds. The TV will update automatically with the software. After the update is complete the TV will factory reset itself. TCL responded and claimed to have fixed the issue, but the researcher decided to dig even further. He found that while TCL did alter some of the TV’s most critical files, all of them could still Following is a list of the reasons: Poor signal issue. Internet Issue. Wrong password. Wifi Router Malfunctioning. Setting issue. 1. Poor Signal Issue. You may face poor signal issues if your wifi router is too far from your TCL Tv or if there is some object obstructing the signals. Step 1: Connect your iPhone and TCL Smart TV to the same Wi-Fi network. In order to successfully screen mirror your iPhone to your TCL Smart TV, the first step is to ensure that both devices are connected to the same Wi-Fi network. This is a crucial requirement as it allows seamless communication between your iPhone and TCL Smart TV. Tcl tv has sound but no picture,fix tcl smart tv black screen by electronic secret.This video is about how to fix tcl tv black screen with sound & my roku tv 11. TCL TV Won’t Mirror The Laptop . This problem occurs when you try to mirror your Laptop, Tablet, or mobile to your TV screen. In this way, you can enjoy the content on a wider screen. Reasons. Your TV is not mirroring to the laptop or any other device by using compatible Apps. This is because you need to adjust the mirroring setting. My TV turns ON, but there is No Video. If you power on your TV but you do not see the menu options, or any video display - just a black, blank screen, and possibly no audio as well; try the recommended steps below to resolve the issue. Check if the status LED, in front of your TV is ON. About this app. TCL Home APP, your TCL Smart Hub. Manage your TCL smart devices anytime, anywhere. Control the TV simply on your phone. Remote control, keyboard input and voice control are all supported. Larger screen, a better experience. Cast movies, pictures, videos and music on TV to build yourself a home theater. Activate Your Android TV is as easy as 1-2-3. Step1 : Go to “Settings” which locates at the right top of the home screen Step2 : Scroll down and Tap into “Network & Internet” in the Settings 6VRp.