Step 1: Download CyanogenMod 7.1 ROM Android 2.3.4 Gingerbread Flash to HTC EVO 4G - Backup
Make a backup use Titanium Backup for your apps, contacts, messages, music and everything useful.
Step 2: Download CyanogenMod 7.1 ROM Android 2.3.4 Gingerbread Flash to HTC EVO 4G - Root HTC EVO 4G
* Go to the unrevoked website: http://unrevoked.com.
* Choose the HTC Evo 4G.
* Download the option for operating system on computer.
* Windows users please install the HBOOT driver.
* Connect the HTC Evo 4G & run the unrevoked software.
* HTC Evo 4G should boot into the ClockworkMod Recovery.
* Once complete, the HTC Evo 4G will have SU access and ClockworkMod Recovery will be installed in place of stock recovery.
Something you must know:
* Power off the phone with USB plugged in will start ClockworkMod Recovery in an unreliable mode.
* Power off the phone and then plugging in USB will also start ClockworkMod Recovery in an unreliable mode.
* The HTC Battery charge icon is replaced by ClockworkMod. Charge with the phone running in standby mode.
Step 3: Download CyanogenMod 7.1 ROM Android 2.3.4 Gingerbread Flash to HTC EVO 4G - Flash the Radio
* Download the latest version of the radio from: http://android.d3xt3r01.tk/cyanogen/supersonic/radios/supersonic.2.15.00.11.19.zip.
* Put the radio update.zip file on the root of the SD card.
* Turn off HTC Evo 4G.
* Hold down Volume button boot into the Amon_Ra's Recovery while powering on.
* After you enter Amon_Ra's Recovery, scroll up & down the volume button and the power button to select.
* Select Flash zip from sdcard.
* Select the radio update.zip.
Step 4: Download CyanogenMod 7.1 ROM Android 2.3.4 Gingerbread Flash to HTC EVO 4G - Flash Process
* Launch RomManager.
Optional: Choose the first option Flash ClockworkMod Recovery to update to the latest version.
* Choose Download ROM option from the main menu in the ROM Manager.
* Choose CyanogenMod option, and then choose the latest version of CyanogenMod from the menu.
* Once the CyanogenMod 7.1 is finished downloading, it promotes Backup Existing ROM.
* The HTC Evo 4G will now reboot into the recovery, wipe data and cache (highly recommended), and then install CyanogenMod. When it's finished installing it will reboot into CyanogenMod.
SOURCE mobile.downloadatoz.com
