Scroll to "Settings". Press select. Navigate the right arrow button, and Select "System". Use the right arrow button, and select "Power". Press the right arrow button and select "Standby LED". Use the right arrow button to select "OFF". Select "System". If your status light is flashing or blinking, and the screen of your Wait for at least 1-2 minutes. Plug the power cord of TV to power outlet. Turn on TCL tv and check if the TV screen still appears black. Aside from power cycling the tv, you might to In recent updates, Google Keep has now added support for taking on the system role in Android 14 with Google Keep v5.23 showing the system role in Android 14 QPR2 Beta 2 as well as in Android 14 If the only thing you are seeing on your Roku TV is a red screen and are still not able to change the screen even after factory resetting the TV, it may appear that you are running into a hardware issue. Have you tried contacting TCL support yet to inquire further? I'd suggest starting there to see what options or suggestions they can provide. Checking Roku TV HDMI Settings. Step 1: Access the Roku TV settings. Step 2: Select the TV inputs option by scrolling down. Step 3: After choosing HDMI, choose HDMI mode. Step 4: Change it to HDMI Follow the steps below to enable your TCL TV's auto brightness adjustment function. Step 1: After pressing the remote's Settings button, select the Settings option on-screen. Step 2: Select System. Step 3: Head to Display & Sound, and select Picture. Step 4: Navigate to Advance Settings, and select Brightness Settings. Factory reset Roku. Remove all the cables on your TCL Roku TV except the power cord. Locate the Reset button on your TV. Press the reset button for 12 seconds with a paper clip. Remove the power Next, you will see the Connect to the Internet screen. Follow the on-screen instructions to connect to your network and the internet. This process is similar to connecting to the network during Guided Setup. Note: If you do not wish to connect your TV to the internet, select Can't connect to network and use a USB flash drive to finish updating TCL's 4-Series starts off at just $250 for the 43-inch model, $280 for the 50-inch model, and $300 for the 55-inch model, while it scales up to $1000 for the 85-inch model. In terms of the larger budget TV market, these are just about the best prices you can find on 4K TVs today without nabbing something on sale. Plug OFF the power source to force shut down the TV. Once done, press the power and Back button at the same while you power ON the TV. Make sure you power ON the TV from the power source rather than using the power button on the TV. Next, you will get the Mi splash screen followed by the Recovery mode. 4Fuhys.