Manual Guide on How to downgrade from Mytouch 4G 2.3.4 & HB 0.89.0005 Stock Rom You have to use ADB to send these commands This is the Phone info : Code: 17:32:36 > MODEL: HTC GLACIER / GLACIER Gaining Temp Root on 2.3.3 or 2.3.4 Android HB 0.890.0005 1. Download these files : unzip them and place the files in your platform-tools folder. To elaborate, place the fre3vo file inside of the fre3vo.zip file and the misc_version file inside the misc_version.zip file in your platform-tools directory.). Do not put these files in any folders just in the platform-tools directory 2. Make sure you have your sdcard inserted in your phone, and you are NOT in USB Storage Mode, and your sdcard is NOT FULL. 3. Run the following command to verify the exploit has access to what it needs. (Only the first line is the command. The second line should be the result returned if all goes well.) Code: $ adb shell cat /dev/msm_rotator 5. Run the following commands from your platform-tools directory. Code: $ adb push fre3vo /sdcard/fre3vo After you enter that command above, with luck you should see something similar to the last few lines in the following displayed below. Code: Buffer offset: 00000000 B. If the above does not work, and fails, you can try the following, and hopefully one will work, try the following (you must reboot your phone before you try another set): Code: $ /data/local/tmp/fre3vo -debug -start 10000000 -end 1FFFFFFF Code: $ adb shell Changing Version Number to Allow Downgrade 1. If you followed the first portion of this, you should of unzipped misc_version.zip in the platform-tools directory. If you haven't done that yet, do that now and then run the following commands from your platform-tools directory. Code: $ adb push misc_version /sdcard/misc_version Code: Error opening backup file. Code: # sync Code: # dd if=/dev/block/mmcblk0p17 bs=1 skip=160 count=10 Download the Stock Rom for the myTouch 4G (PD15IMG.zip) and save it to platform-tools directory as well. The Stock Rom can be found here: MEGAUPLOAD - The leading online storage and file delivery service Push it to your sdcard and reboot into bootloader with the following commands: Code: $ adb push PD15IMG.zip /sdcard/PD15IMG.zip 2. Press the `Volume Up` button to begin the update (or in this case, downgrade). When this has finished, you can reboot and you'll be back with the Stock Rom and you can now root from there, which there are plenty of other guides to go by on how to do that. |
Addins 5. Run the following commands from your platform-tools directory. Code: $ adb push fre3vo /data/local/tmp/fre3vo Changing Version Number to Allow Downgrade 1. If you followed the first portion of this, you should of unzipped misc_version.zip in the platform-tools directory. If you haven't done that yet, do that now and then run the following commands from your platform-tools directory. Code: $ adb push misc_version /data/local/tmp/misc_version |
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