If your TCL TV HDMI is not working, you’re not alone. Many users experience issues like no signal, flickering screens, or HDMI ports not detecting devices. This guide will help you troubleshoot and fix HDMI problems on TCL Roku TV, TCL Google TV, and Android TV models step by step.

🛠️ Common Reasons Why HDMI Doesn’t Work on TCL TVs

Before diving into fixes, let’s look at some common causes:

✅ Loose or faulty HDMI cable – A damaged cable can cause no signal or flickering. ✅ Incorrect input source – Your TV might be on the wrong HDMI input. ✅ Software glitches – TCL TVs may need a software update. ✅ HDMI-CEC interference – This feature sometimes conflicts with HDMI connections. ✅ Resolution mismatch – If the source device outputs an unsupported resolution, HDMI won’t work. ✅ Hardware issues – A faulty HDMI port or internal component failure.

🔍 Quick Fixes for TCL TV HDMI Issues

1️⃣ Check HDMI Cable & Ports

• Ensure the HDMI cable is securely connected.
• Try using a different HDMI cable.
• Test another HDMI port on your TV.
• Connect your device to another TV to check if the cable is faulty.

2️⃣ Select the Correct HDMI Input

• Press the Input or Source button on your remote.
• Choose the correct HDMI port where your device is connected.

3️⃣ Power Cycle Your TCL TV

• Unplug the TV from the power outlet.
• Wait 5 minutes and plug it back in.
• Turn it on and check if HDMI is working.

4️⃣ Enable HDMI-CEC on TCL TV (Fixes HDMI detection issues)

• Go to Settings > System > Control Other Devices (CEC).
• Enable HDMI-CEC.
• Restart your TV and test the connection.

5️⃣ Change HDMI Settings on TCL Google TV 🆕

For TCL Google TV models, follow these steps:

1. Go to Settings (press ⚙️ on the remote).
2. Navigate to Display & Sound > Advanced Display Settings.
3. Select HDMI format and set it to Enhanced Format (for 4K/60Hz devices).
4. Restart your TV and check the HDMI connection.

6️⃣ Update TCL TV Software

• Roku TV: Settings > System > Software Update > Check Now.
• Google TV: Settings > System > About > System Update.
• Android TV: Settings > Device Preferences > About > System Update.

7️⃣ Factory Reset Your TCL TV (Last Resort)

If HDMI still doesn’t work, reset your TV:

• Settings > System > Advanced System Settings > Factory Reset.
• Select Reset Everything and follow the instructions.

📌 TCL TV Models Affected by HDMI Issues 🆕

These fixes apply to the following TCL TV models:

🔹 TCL Roku TV (Series 4, 5, 6, 8) 🔹 TCL Google TV (C935, C835, C735, P735, P635) 🔹 TCL Android TV (S546, P715, C725, C825) 🔹 TCL Mini-LED & QLED TVs

🎯 Final Thoughts

If your TCL TV HDMI is not working, these troubleshooting steps should help. Make sure to use high-speed HDMI cables, keep your TV updated, and configure the correct HDMI settings.

For more help, visit the TCL Support Page.