: Points to the regional designation, specifically configured for the Taiwanese market and localized service providers.
Your HTC EVO 3D must be charged to at least 50% before starting. If the phone loses power halfway through a firmware rewrite, the bootloader can be corrupted.
: Maintained support for the device's unique glasses-free 3D display and dual 5MP 3D cameras. Usage Precautions : Maintained support for the device's unique glasses-free
: The baseband/radio firmware version. It manages cellular connectivity, Wi-Fi, and GPS protocols specific to Taiwan's networks.
: The regional configuration. This specific package is targeted at the Taiwanese market (Asia TW) . : The regional configuration
– Because this is an older file, many third‑party websites host it. Download only from reputable archives (e.g., AndroidFileHost with developer verification, or HTC’s official support page – though the latter may no longer host legacy RUUs). Scan the downloaded .exe with antivirus software before running.
Unbricking, factory resetting, or removing custom modifications Primary Use Cases for This RUU Download only from reputable archives (e.g.
successfully, the following conditions typically must be met: Correct Device ID: The device must have a CID (Carrier ID) that matches the "709" Taiwan region. Locked/Relocked Bootloader:
: Indicates the ROM Upgrade Utility format, which installs firmware via a desktop USB connection.
If the exe method fails, advanced users can extract the rom.zip file from the RUU and flash it via fastboot commands for more control.