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This article walks through installing a custom ROM starting with a stock ROM on {{rawl|Android}}. == Back Up Application Data ==* You can back up your contacts by choosing Import/Export from the main menu of the Contacts application. Choose Export to SD card.* You can back up Notes by choosing the Back up option from the main menu of the Notes application.* Once the desired backups have been made to the SD card, connect it to your other machine and mount it as a USB mass storage device. Find your pictures, contacts, notes, and other information and copy or move them from the SD card to a backup location on your other machine. == Install and Run Unrevoked ==* The [http:u//unrevoked.com/recovery/ Unrevoked Recovery and Reflash Tool] is needed for the next step. Download and unpack the executable on your computer.* On Linux, setup udev permissions for Android then reload udev and if connected, unplug and reinsert the USB cable to your phone:Android_custom_ROM} $ echo 'SUBSYSTEM=="usb", ATTRS{idVendor}=="0bb4", MODE="0666"' | sudo tee /etc/udev/rules.d/51-android.rules >/dev/null $ sudo service udev reload* Enable USB debugging from Settings->Applications-Development* Make sure the phone is plugged in and run the Unrevoked Reflash Tool: $ ./reflash* This will take a couple of reboots. == Create a Backup Image ==* Once the phone has been rooted and ClockworkMod has been installed, reboot into recovery mode.** On the HTC Eris this is accomplished by powering the device off, then holding down the volume down button while pressing the power button to turn it on.* Choose recovery mode and then nandroid from the menus. Choose to make a backup. Reboot and copy this backup to your other machine. The backup will consist of a directory named by date of disk images located at <code>/clockworkmod/backup/</code>. == Download Images ==Download the desired images for your phone to the device's SD card. For the Eris, you'll want [http://defy.bz/ws/ GingerShedBread] (GSB). ''Note that if this page has not been updated recently the versions listed may not be the latest.''* Download the [http://defy.bz/ws/roms/eris-roms/GSB.v3.0-CM7.0.2-Eris.zip latest stable version of GSB (3.0)]* Download the [http://defy.bz/ws/roms/gapps/gapps-gb-20110503-signed.zip latest version of Google applications (20110503)] == Wipe and Flash ==* Do a full data wipe by selecting <code>wipe data/factory reset</code> from the main ClockworkMod menu.* Wipe the Dalvik cache by selecting <code>Wipe Dalvik Cache</code> from the <code>advanced</code> ClockworkMod menu. Navigate back to the main menu by pressing the power/hangup button.* Flash GingerShedBread by selecting <code>install zip from sdcard</code>, then <code>choose zip from sdcard</code>, then the appropriate zip file.* Flash the Google applications package using the same menu selections but the <code>gapps</code> zip file.* Sign into Google after the first boot.* Pick the Google applications you'd like to install.* Import all your contacts and other data, and reinstall your favorite applications.* Enjoy the faster browser of Gingerbread, the tethering of Cyanogen Mod, and other perks on your end-of-life Eris! == See Also ==* [[udev]] == External Links ==* [http://www.addictivetips.com/mobile/what-is-clockworkmod-recovery-and-how-to-use-it-on-android-complete-guide/ Guide to ClockworkMod]* [http://forum.xda-developers.com/showthread.php?t=944430 GingerShedBread instructions] [[Category:Android]][[Category:Howtos]]
