: Scroll down and click Device Preferences .
For manual updates, use a USB 2.0 or 3.0 flash drive formatted strictly to FAT32.
If your TV says it's up to date but you know a newer version exists:
Give your TV a fresh restart after it has fully configured the new background system tasks.
Newer versions of streaming apps (like Netflix, Prime Video, and Disney+ Hotstar) often require the latest underlying system webview or Android API level to function properly.
To update the firmware on your XIAOMI Mi TV 4X 43 (L43M4-4AIN)
: For advanced users, firmware files can sometimes be loaded via a FAT32-formatted USB drive, though this is typically only used if the OTA method fails. If you'd like, I can help you: Check the current Android version running on your TV. Find steps to factory reset if the system is running slowly after an update. Troubleshoot specific app update errors (like the Play Store not working).
These video tutorials provide visual walkthroughs for checking and installing system updates on your Xiaomi Mi Smart TV: Latest Software Update for Xiaomi Mi Smart TV 36K views · 3 years ago YouTube · MJ Tube How to do Latest OS Update in Any Xiaomi MI Smart TV 45K views · 3 years ago YouTube · MJ Tube How to Update Software on Xiaomi TV 2K views · 4 months ago YouTube · HardReset.Info Manual USB Firmware Update
Keep holding the buttons until the Mi logo appears or the screen boots up.
Click on . The TV will automatically ping the Xiaomi servers to check for any available firmware builds matching the L43M4-4AIN model. Step 4: Download and Install