У вашего броузера проблема в совместимости с HTML5
TWRP Install (Requires TWRP 2.8.4 or higher already installed):
http://joker-link.com/31WNQPd
Download the latest TWRP image file (.img) from the download link and boot TWRP. Go to install and find and select the Images... button. Browse to the image that you downloaded and select it. Choose recovery and swipe to flash.
Fastboot Install Method (No Root Required):
You will need the platform-tools from the Android SDK on your computer. Find the SDK Only section on the page linked and install the SDK and download only the platform-tools to get adb and fastboot binaries.
Windows users will need proper drivers installed on your computer. You can try the Naked ADB drivers or the Universal ADB drivers if you don't already have a working driver installed
On your device, go into Settings - About and find the Build Number and tap on it 7 times to enable developer settings. Press back and go into Developer Options and enable USB debugging. From your computer, open a command prompt and type:
http://twrp.me/devices/htconem9.html