If your TV is bricked or your model is no longer supported on official sites, specialized developer communities archive official TCL firmware files (such as .pkg or Update.zip files).

What does your TV use (Roku, Android TV, or Google TV)?

Copy the downloaded .zip file directly to the root directory of your USB drive.

Press and the physical power button on the TV (not the remote). Plug the TV back in while continuing to hold the button. Release when the "System Updating" screen appears. Troubleshooting Common Issues

: This involves manually installing a full firmware image file (usually called update.img or a BIN file) using a USB drive. Unlike OTA updates, a clean install erases all your data and settings, resetting the TV to its factory state. This method is recommended for major version upgrades, when the TV will not boot (brick), or for downgrading to a previous firmware version.

to find the latest software by entering your specific model number. TCL Google & Android TV : Visit the TCL Global Support Page and select your region to find product-specific downloads. Mobile Support : For TCL mobile devices, the Software Upgrade tool is available for PC-based updates. 2. Community & Expert Sources (Advanced Users)

Official links vary by the TV's smart platform. Always check these first to ensure compatibility and protect your warranty. TCL Roku TV Roku TV Update Tool

Locate the physical button on the TV (usually underneath the TCL logo or on the back/side panel).

Never unplug the TV or turn off the power strip while the firmware is updating. Doing so will permanently corrupt the flash memory, rendering the TV unfixable without a mainboard replacement.

Plug the USB drive into the USB port of your TCL TV. Flash the Firmware:

To download the right file, you must know what operating system your TV runs. TCL mainly uses three platforms: 1. TCL Roku TVs

Rename PKG files to Update.pkg if the instructions require it. Run the Update Process Turn off your TCL TV completely. Plug the USB drive into the USB port on the TV.

: If a network update fails, contact TCL Support with your model and serial number to receive a direct download link for a USB update.

Once you download the correct file, follow these steps to install it. Prepare Your USB Drive Plug a USB flash drive into your computer. Format the drive to .

Copy the downloaded firmware file (usually named Update.img or a .pkg / .bin file) to the root directory of the USB drive. Do not put it inside a folder.

If you have secured the correct firmware file from official channels, the process of installing it via a USB flash drive is relatively straightforward. Note: Always use a USB drive formatted to .

Turn off the TV and unplug it from the wall outlet completely.

For Android/Google TV: Press and hold the physical on the TV chassis (not the remote). While holding it, plug the TV back into the wall.