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RAZR Guides: Root & Install Jelly Bean 4.1.2 (CDMA Only)

Feb 4th, 2014
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  1. Download the following utility before anything
  2. http://d-h.st/CW2
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  4. How to Upgrade to Jelly Bean on Droid Razr!
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  6. Before we begin, MAKE SURE YOU HAVE 100% battery life!!!
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  8. IMPORTANT: This is ONLY FOR VERIZON Droid RAZR!!!
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  10. Step 1. Download Droid Razr Utility Jelly Bean and unzip.
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  12. Download Droid Razr Utility Jelly Bean
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  14. If you are already on official Jelly Bean, just skip to rooting below, no need to install Jelly Bean again!
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  16. Turn your Droid Razr off. Then hold down Volume Up + Volume Down, then hold down Power buttons together until you enter the bootloader menu.
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  20. Step 2. Using Volume keys, choose “AP Fastboot”.
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  24. Step 3. Once in AP Fastboot mode, connect a micro-USB cable from your Droid Razr to your computer.
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  28. Step 4. If you are using Windows, make sure you have drivers installed by checking Device Manager, you should see something with “ADB Interface”. If you don’t, install the drivers included in DroidRazrUtility folder.
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  32. Step 5. For Linux or Mac, enter the following to run Droid Razr utility:
  33. cd Downloads
  34. cd DROID_RAZR_Utility_Jellybean_XT912_WinMacLin
  35. chmod 755 *
  36. sh LinuxMacUtility.sh
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  38. For Windows, simply double-click on WindowsUtility.bat to run DroidRazrUtility.
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  41. Step 6. If coming from a Motorola-based ROM (not AOSP ROM like CM10, AOKP, etc…) or stock ROM, choose number 2 as it will not wipe your data, settings, etc… Also do make a backup ROM and backup your apps beforehand.
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  43. If something goes wrong later (such as boot loop), you can re-run this program and choose number 1, which will wipe your data (not your internal storage though).
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  51. Step 7. Upgrade process to Jelly Bean should take 10-15 minutes. When it’s done your phone will reboot twice. And you should be on the latest Android 4.1.2 Jelly Bean. Congrats!
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  55. How to Root Jelly Bean on Droid Razr!
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  57. Step 1. Make sure “USB bebugging” is checked on under Settings->Developer options.
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  61. Step 2. For Linux or Mac, enter the following to run Droid Razr utility:
  62. cd Downloads
  63. cd DROID_RAZR_Utility_Jellybean_XT912_WinMacLin
  64. chmod 755 *
  65. sh LinuxMacUtility.sh
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  67. For Windows, simply double-click on WindowsUtility.bat to run DroidRazrUtility.
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  69. Choose number 3 to run Razr Blade root.
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  73. Step 3. Follow instructions on screen, when asked, open Smart Actions app, choose “Battery Saver”, hit “Save”, and hit Home button.
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  77. Step 4. After couple reboots, you should get “Exploit complete” message!
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  81. Step 5. Once rebooted, verify you have full root by opening a rooted app like Titanium Backup app. Congrats!
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  85. Credits – XDA <— Please donate to the developer of DroidRazrUtility if this has helped you, thx!
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