Updating the firmware on your optimizes performance and extends the lifespan of the appliance. Always attempt the official OTA method through system settings first. Keep manual USB recovery methods as a secondary option for resolving software failures or boot loops.

, the most direct method is through the system settings while connected to the internet. Automatic Over-the-Air (OTA) Update

Rename the downloaded file to update.zip if instructed by the firmware source.

: Ensure your TV is connected to a stable Wi-Fi or Ethernet network. Clear Cache

: Plug the USB drive into your XIAOMI Mi TV 4X 43.

, you can use the standard over-the-air (OTA) method through the system settings. Update Steps (OTA Method)

and ensure it is connected to your home network.

Scroll down within the Settings menu and select the "System" section (icon resembling a television).

Updating your Xiaomi TV is straightforward. Just follow these steps: Latest Software Update for Xiaomi Mi Smart TV

As of late 2023/early 2024, updates for the Mi TV 4X 43 have become less frequent.

⚠️ : Manually flashing firmware will erase all of your data , including your Google account, installed apps, and all personalized settings. It effectively resets your TV to a "factory" state. For this reason, it is an excellent practice to perform a factory reset after a successful manual update to clear out any old, conflicting data from the previous system version. Also, note that manually updating your firmware (especially if it involves an unlocked bootloader) can void your warranty.

Regular firmware updates extend the life of your by years. An updated TV will feel faster, support newer streaming codecs, and remain secure against vulnerabilities.