This is a more forceful method and is ideal for fixing boot loops or unresponsive TVs.
Last updated: October 2025 – Covers Hisense Android TV, Google TV, Roku TV, and Vidaa OS models.
Copy the file directly to the root of your USB drive. Do not put it inside any folders, or the TV won't see it. Step 3: Installing via the Settings Menu If your TV is working normally but just needs an update: hisense firmware update usb
Navigate to or Support (depending on your OS layout). Select System Update or About > System Update . Choose Upgrade from USB (or Local Update ).
Interrupting the process can permanently damage the firmware and render the TV unusable. This is a more forceful method and is
To update your Hisense TV firmware using a USB drive, follow these steps:
This 2,500+ word guide will cover everything you need to know: why use USB, where to find the correct firmware, how to prepare your USB drive, step-by-step installation, and troubleshooting common errors. Do not put it inside any folders, or the TV won't see it
| Error Message / Symptom | Likely Cause | Solution | |------------------------|--------------|----------| | “No update file found” | USB not FAT32, or file in wrong folder | Reformat USB to FAT32, copy file to root | | “Update failed – Invalid signature” | Wrong firmware for your model | Double-check model number. Obtain correct firmware | | TV stuck on “Updating” for >2 hours | Corrupted file or USB drive too slow | Unplug (last resort), reformat USB, re-download firmware, try a different USB (8GB max) | | TV doesn’t recognize USB at all | USB 3.0 drive or capacity >32GB | Use a smaller, older USB 2.0 drive (4GB-16GB) | | After update, Wi-Fi doesn’t work | Region mismatch or bootloader issue | Perform factory reset from recovery menu | | TV powers off mid-update | Power outage or loose power cord | This can brick the TV. Contact Hisense support for a service mainboard |
or unplug the TV during the update. This can "brick" your TV.
Before you start the update process, make sure you have the following:
Never unplug the power cord or turn off the TV while the firmware update is in progress. Doing so will permanently damage the mainboard.