: Install the legacy HTC USB Driver package to ensure the PC recognizes the device in Fastboot mode.
Install the latest HTC USB Drivers or HTC Sync so your PC can recognize the phone in Fastboot mode.
: Turn off the device completely. Hold Volume Down + Power to access the HBOOT bootloader menu. Use the volume keys to highlight FASTBOOT and press Power. Connect the device to the computer via USB; the screen should change to read FASTBOOT USB .
Before running this RUU, ensure the following conditions are met to avoid permanent damage to your device: : Install the legacy HTC USB Driver package
to a Windows PC using a reliable micro-USB cable. The phone's screen should update to display FASTBOOT USB .
If the installation wizard stops and gives you an error code, check the following common issues:
is the official, cryptographically signed ROM Upgrade Utility (RUU) executable file used to flash the stock Android 4.0.3 Ice Cream Sandwich (ICS) firmware with HTC Sense 3.6 onto the HTC EVO 3D (GSM variant, codenamed "Shooter_U") Go to product viewer dialog for this item. Hold Volume Down + Power to access the HBOOT bootloader menu
RUU_SHOOTER_U_ICS_35_S_hTC_Asia_TW_3.28.709.3_Radio_11.77.3504.00U_11.25.3504.06_M_release_270747_signed.exe
to your PC using a high-quality, data-syncing Micro-USB cable.
your HTC EVO 3D in Fastboot Mode (Turn off, then hold Power + Volume Down). Follow the on-screen instructions in the RUU utility. Do not disconnect the phone until the tool says "Finished." Before running this RUU, ensure the following conditions
If the .exe fails, you can extract the rom.zip from the executable (usually found in the %TEMP% folder while the wizard is open) and flash it via SD card: Flights from Moscow to anywhere Explore flights to Dubai, Istanbul, and Beijing
: Maintained support for the device's unique glasses-free 3D display and dual 5MP 3D cameras. Usage Precautions
This will wipe all data on the phone.
Connect the phone to your PC via USB (Fastboot mode is often required; hold Power + Volume Down to enter the bootloader).