RainbowMod, who have released a custom ROM for the Nokia Lumia 710, have now extended his work to the Nokia Lumia 800.
He has now released a Tango ROM for the Nokia Lumia 800 using Chinese firmware which brings your Lumia 800 up to 7.10.8773.98.
The ROM adds the following new features:
- Full Unlock from UltraShot
- Removed OEM applications (Nokia Drive, Maps, etc.)
- Search key remapping
- QuickLaunch menu for quick switching state of WiFi, 3G, Flight mode, Power save, etc.
- Ability to access file system via WiFi/USB
- Integrated Live ID, DppImplant no longer needed, but new key can also be banned
- Orientation locker
- Added multiple colour themes
- Easy installation xap from browser or file manager
- Unlocked Facebook, Twitter and LinkedIn accounts (limitation of Chinese firmware)
- Added Google and Yandex search engines
- xb0xmod cert for cab-updates
- Lots of minor changes
- Updatability via Zune (not guaranteed)
The ROM supports both English (US) and Russian and requires the Qualcomm boot loader to flash.
As usual, such high level hacking is dangerous to your device, and should only be done at your own risk. Find the ROM and further instructions at XDA-Developers here.