Rom Update Utility !!top!!: Htc Android Phone
Visit htc.com/us/support/ and search for your device. For phones older than 2016, you will likely find driver downloads but not RUUs.
Connect your HTC phone to your Windows PC using an official or high-quality USB cable (preferably a USB 2.0 port for maximum stability). Step 3: Run the RUU Wizard
If your device is , you can generally only flash an RUU that matches your current firmware version or is newer. You cannot downgrade software on an S-ON device using an RUU.
The Windows executable method is the most user-friendly way to flash an HTC device. Step 1: Install Drivers and Tools htc android phone rom update utility
The utility lost connection with the phone. Try switching USB ports (use USB 2.0 instead of USB 3.0), replacing the cable, or reinstalling the HTC USB drivers.
Before using an RUU, certain technical prerequisites must be met to avoid damaging the device: Battery Life : Ensure a minimum charge of
The official RUU is exclusively designed for . While it does not natively support macOS or Linux, community alternatives exist (discussed later). Visit htc
| Error Code | Message | Probable Cause | Solution | | :--- | :--- | :--- | :--- | | | Unknown Error | Bootloader is unlocked (SHIP UNLOCKED). | Relock bootloader: fastboot oem lock | | ERROR 140 | Bootloader Version Error | You are trying to flash an older RUU over a newer one (S-ON). | Find a newer RUU or achieve S-OFF. | | ERROR 130 | Model ID Error | The RUU is for a different variant (e.g., Sprint vs. Verizon). | Download the correct carrier-specific RUU. | | ERROR 132 | Signature Error | The rom.zip is corrupted or not signed for your CID. | Redownload. If S-ON, you cannot cross-flash. | | ERROR 170 | USB Connection Error | Driver issue or bad cable. | Reinstall HTC drivers. Use a USB 2.0 port. | | Stuck at 0% | Sending... hangs | Firewall or antivirus blocking the utility. | Disable antivirus real-time protection. |
is an open-source, cross-platform tool that provides similar functionality to the official RUU. It can flash ROMs on most HTC devices and includes extra features, such as presenting a serial prompt to the bootloader. Because it is cross-platform, it can be used on macOS and Linux systems.
Use the original USB cable to ensure a stable connection between the phone and the PC. How to Use the HTC ROM Update Utility Follow these steps to perform a manual manual update: Step 3: Run the RUU Wizard If your
Ensure your HTC device has at least 50% battery capacity. A power failure mid-flash can permanently corrupt the device components. 3. Install HTC USB Drivers
Before you begin, treat this process like open-heart surgery for your phone. Preparation is critical. Here is exactly how to prepare your setup and run the tool properly.