Galaxy S II GT I9100 users now have a reason to cheer up as in due course of article, we’ll be checking a tutorial to upgrade your devices to Root Box ICS 4.0.4 firmware. Well, Root Box ropes into the latest ICS 4.0.4 firmware.
The best feature of this firmware is that this firmware is highly stable. In order to apply this update, you’ll have to root your device. So, let us checkout the tutorial and a list of pre-requisites you need to follow.
Important: We and even the developer won’t be responsible for any damage that takes place to your device while following these steps.
Pre-requisites to Update Galaxy S II GT I9100 with Root Box ICS 4.0.4 Custom ROM Firmware
- The ROM we would see today is compatible only Samsung Galaxy S II GT I9100. So, make sure you try this ROM only on this device, not any other device by any company.
- You must take back-up of all the internal data present in your phone like Logs, Contacts, messages, etc. with the help of backup applications.
- Battery should be charged enough in order to apply this update. 60% minimum is recommended from our side otherwise your phone may get switched off while the update process.
- Disable all antivirus suites in your computer as well as mobile so that update process may not get interrupted.
- Make sure USB debugging is enabled in your mobile. If not, you can do it by following the path – “Settings > Applications > Development > USB debugging” and after that USB debugging would be enabled in your phone.
- Now just make sure you follow the corresponding instructions properly.
How to Update Galaxy S II GT I9100 with Root Box ICS 4.0.4 Custom ROM Firmware
- Download Root Box Custom ROM Firmware Package package directly to your Computer.
- Transfer the file you downloaded to your phone by connecting your phone to computer using USB cable.
- Disconnect the phone from the computer.
- Now we will have to enter the device into recovery mode. To enter into recovery mode, press and hold Volume Up + Home (Center Key) + Power button.
- In recovery mode, select ‘wipe data/factory reset’ and ‘wipe cache partition’ so that you can clear the cache and after clearing the cache reboot the device.
- Next, select ‘Install ZIP from SD card’ and on the next screen, select ‘Choose ZIP from SD card’ and then select the Root Box Custom ROM firmware as you transferred this file earlier and the installation process would start and finish in 5-8 minutes.
- After it is done, select the option of ‘+++Go back+++’ and then ‘reboot System now’ and the device would restart into normal mode.
Congo! You’re done with the Android update.