You may wonder how you can upgrade your c8600, which cannot be ugraded with SD card upgrading method, from android 2.1 to 2.2. This is a way you can upgrade without failing. Although this is a custom rom, but this rom is the same as the offical rom. It is just beautified and is maked to be flashed more conveniently.
First, download these two files
1.Make sure you had installed correct drivers on your computer.
2.Turn off the phone. Press and hold the volume down key +Power key + Hang up button for sometimes.
3.Boot after the screen should stay on the screen Huawei LOGO.
4.Connect the phone to computer via USB cable connection (this time the system will re-install the phone drivers under 5.the brush mode, make sure the installation was successful).
6.Open the 刷中文clockwork-RE-CW-188.8.131.52.img.bat , and then press the prompts!
7.After flashing recovery, the system will automatically restart.
Flash the rom
1.Put C8600_Rise110413.zip into the memory card.
2.Power Off, then hold down the dial key (not the hold button), volume up, power, (by a bit of time) boot into recoery mode.
3.Backup System (optional), enter the recoery, select the backup and restoration ( the sixth line with the word Ghost and 4.select the first one to backup).
5.Go back to the main menu. Perform the third line and the fourth one.
6.Then return to the main menu select the second line and choose the C8600_Rise110413.zip in your SD card.
7.The system will begin to flash.When flashing is complete, select the first line form main menu to reboot the system.
Congratulation!!!! You had successfully upgraded your c8600 from 2.1 to 2.2.
Note: Fm radio is not avaiable in 2.2 and wireless cannot be used.