Samsung Galaxy S II had a poor battery life. Yes, Samsung Galaxy S2 battery life is bad if you don’t change anything and leave it as stock settings. But no worry, there is lot of tweaks and hacks to increase Samsung Galaxy S2 battery life. How to improve Samsung Galaxy S2 battery life? In short, disable those stuffs that you don’t use.
Help, my Samsung Galaxy S II has boot loop issue after I installed custom firmware!!! Err… This is the first time that I faced boot loop issue on my Samsung Galaxy S2. Yes, right after I factory data reset the newly installed Lite’ning ROM v5.0. Seem like Lite’ning ROM v5.0 can’t survive factory data reset from phone and I tried to wipe data/factory reset and wipe cache partition with ClockworkMod Recovery also did not help. Reinstall Lite’ning ROM through Odin again also does not help to solve boot loop issue. No worry, here is the step by step guide to solve boot loop issue on Samsung Galaxy S2.
Thanks to XDA Developer, reflux21 for coming out a change log for the latest leaked official Samsung Galaxy S II XXKI3 firmware (Android 2.3.5 Gingerbread). As many ask the question ~ What is the new features in Samsung Galaxy S2 XXKI3 firmware? As far as I know, the 2 major one ~ battery life and sound quality were improved. Hey, my Logitech mouse is still working on USB OTG host. And you will see the blue over scroll glow.
And here are some goodies from reflux21 list that I am interested…
Every custom firmware for Samsung Galaxy S II should be in ClockworkMod Recovery (CWM) zip format. It is easy to install firmware itself (through SD card), update patches, install mod, backup and restore. Note – install a new firmware will replace your existing firmware. Do a full system backup with CWM first if you wish to go back to the previous firmware.
Prerequisites
In order to install firmware in CWM zip format, you need to have ClockworkMod Recovery on Samsung Galaxy S2 first. Follow this guide to install CWM ~ How to install ClockworkMod Recovery on Samsung Galaxy S2?
How to install firmware on Samsung Galaxy S II? You can flash official or custom firmware into Samsung Galaxy S2 with Odin. No need to wait for official firmware release through Samsung KIES and install it yourself with Odin3. Or flash custom firmware that you prefer. This step by step video guide will show you how to install new official firmware on Samsung Galaxy S2 with Odin3.
Prerequisites
Note – You should not face any issue with upgrading to newer official firmware. Your applications and data will be intact. However, factory reset might be needed when you downgrade firmware to older version because you might face boot loop issue. Therefore, make sure you make a backup before install new firmware.
