Next restart the phone and hold the same volume-down and power button combination to start the bootloader. Either via the regular ROM or by pushing it while in recovery mode. I got cm-7.2.0.1-bravo.zip at what may have been the last possible moment.Ĭopy that onto your SD card on the phone. The final step is to download a ROM and discover a day later that the company based on it is going out of business and is taking down all of the install instructions. Install the recovery image: ./fastboot flash recovery recovery-clockwork-touch-5.8.0.2-bravo.img.Boot phone to fastboot in the bootloader menu.This makes the recovery option in the bootloader work correctly. fastboot flash recovery recovery-clockwork-touch-5.8.0.2-bravo.img I downloaded clockworkmod recovery and flashed it onto my phone via the fastboot command. There are several recovery tools available. This will let us use the fastboot tool from HTCDEV to update the recovery partition. We are going to fix that by installing a new tool to the recovery partition.įind and select the fastboot option if the phone has not already chosen it. At the moment the recovery option will give an error and you have to reboot the phone. Use the volume control buttons to navigate the menus and the power button to confirm. With the bootloader unlocked, turn off the phone and then hold down the volume down and power buttons to boot into the bootloader. Accept the warning displayed on your phone to unlock the bootloader.Flash the phone with the unlock code you get for step 5 ‘ fastboot flash unlocktoken Unlock_code.bin‘.Get the OEM device ID ‘ fastboot oem get_identifier_token‘ and paste it into.Download the fastboot program for your platform.If the RUU doesn’t work, you can find the ROM.ZIP in your temporary files and copy it to PB99IMG.zip on the phone’s SD card manually, then reboot into bootloader to apply it.We can assume this process will firmly void your warranty forever.įastboot flash unlocktoken Unlock_code.binĪnd your phone will, with dire warnings, ask if you want to unlock the bootloader. This will produce a long string to paste back into the HTCDEV website to prompt them to send you an unlock file for your device. The next step is to get the OEM identifier for your device Then reboot the device into bootloader mode and it should magically find the new file and install it. Search for it and copy the ROM.ZIP to the root of the SD card and rename it to PB99IMG.zip. At first it would insist my fully charged phone had less than 30% battery, then when it did approve the upgrade, it would fail to find the phone once it had started in bootloader mode.įortunately the RUU extracts the ROM.ZIP it is going to install to the phone. Unfortunately this is packaged as an exe so this step at least is windows only.Ĭonnecting the phone to Windows 10 needs HTC Sync Manager. HTC give clear instructions as to if this is needed or not, and a ROM update utility (RUU). Look for “Unlock Bootloader” on the developer centre page. The first of many little twists this process was going to contain. The registration page only works in Internet Explorer. HTC provide all of the tools required to unlock the bootloader. Perhaps a custom ROM that didn’t need Facebook and Twitter apps would free up some space and get it back in service. A tiny 512MB drive had to hold everything and with updates required to unremovable apps I had no space for anything else. Not enough space for apps was the problem. Released in 2010 this device is positively ancient by Internet standards, but it was very well received at the time and I still liked it even as I retired it. My most recent holiday project was flashing cyanogenmod onto a rather elderly HTC Desire Bravo.
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