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Holding the Volume Up button and Power button simultaneously plug the USB cable.Īfter the green circle appears remove the cable.Ĩ. Press the Download button, when a message appears saying that not all images are not loaded correctly press YES. Double click on them and select the modified boot.img and recovery.img (they are located in Mtk_Android2.4.3\MtkDroidTools\recovery). Leave the checkboxes on BOOTIMG and RECOVERY. In the download tab click on the Scatter-loading button and load the scatter file created in step 4. Disconnect the cable and remove the battery.Įxecute Flash_tool.exe from “SP_Flash_Tool_v3.1304.0.119” folder. Caterpillar b15 software update install#If it asks to install created recovery to phone choose NO. Select the boot.img from previous step, you will be asked to make a CWM recovery automatically – choose NO and select the recovery.img from the previous step. Adb should be enabled.Įxecute MTKdroidTools.exe from “Mtk_Android2.4.3\MtkDroidTools” and wait for the phone to be recognized, in the root, backup, recovery tab and click “Recovery and Boot” button. Make an archive of the backed up files (zip/rar/7zip) so that the files don’t get modified by mistake.Ħ. You will see a green circle the progress is complete (Recovery and Boot read back will take few seconds, full backup will take around an hour). Once you see a progress in the SP Flash Tool you can release the buttons. Holding the Volume Up and Power button together plug the cable to the phone and computer. It’s recommended to add all the partitions (making a full backup) but you can just add recovery.img and boot.img I created a Sizes.txt file to help you out with the formatting – CHECK if the sizes and start addresses are the same for you!!!!!!! You find out the values from the screenshot you made before. You will be asked where to save the file and then to enter the Start Address and Length select Read Method to be Read Page Only. The click the add button, this creates a blank entry. Delete all the entries if any are present. In the download tab click on the Scatter-loading button and load the scatter file created with MTKdroidTools. Execute Flash_tool.exe from “SP_Flash_Tool_v3.1304.0.119” folder. ![]() ![]() Make a screenshot of the Block Maps screen and click on the Create scatter file button. Once the phone is detected (picture 1) select Block Maps. The device should be detected in about 20 seconds. Execute MTKdroidTools.exe from “Mtk_Android2.4.3\MtkDroidTools”. Caterpillar b15 software update driver#Select Install this driver software anyway on all the dialogs.Ĥ. Windows will tell you that it cannot verify the publisher of the driver. Caterpillar b15 software update drivers#Then install the drivers from “MT6577 USB VCOM drivers” folder. If it fails manually install it from device manager->update driver and select the driver from the “ADB_driver” folder. ![]() Connect your phone to the PC and wait until the ADB driver installs automatically. On the phone go to Settings->Developer Options and Enable (put a tick on) USB debuggingģ. Search google for your windows version!Ģ. Only for Windows Vista, 7 and 8: Disable driver signature enforcement (allows you to install the unsigned drivers). Download all the tools and drivers for the steps below from here.ġ. Caterpillar b15 software update update#Prerequisites: Update your phone to the latest version. ![]() Update your Android to the latest version I recommend doing a FULL backup before rooting. Method 1: just for ROOT - Works with all version till now (1.041.0): Changing the maximum output volume of the headphone output Swap Phone Storage with SDCard (only for rooted devices) Enable init.d support (only for rooted devices) All about Caterpillar B15 (CAT Compal B15) - Android General Index: ![]()
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