The
bootloader on a device does exactly what the name implies.
Steps to root Sony Xperia Z running on Android 4.2.2 Jelly Bean with locked/unlocked
bootloader5) To install the Jelly Bean update the Xperia Z should have an unlocked
bootloader.
Sony Xperia Z with locked/unlocked
bootloaders is now rooted successfully.
CyanogenMod for Galaxy S4: What About
Bootloader Locked Variants?
If the phone has an unlocked
bootloader, after applying the rooting method the
bootloader status will turn "
Bootloader unlock allowed: No" However, there is nothing to worry.
then the boot sequence is fragmented in such a way that even if someone is able to get access to the
bootloader, there is a two-factor authentication of the
bootloader.
It will also come with 16GB of internal storage and with LTE support, and it will will ship
bootloader unlocked and automatically receive system updates directly from Google.
With the Samsung Galaxy S4 Verizon variant is slated for release on Thursday, trusty developers are already hard at work cracking its
bootloader to allow tech savvy fans the ability to mod their S4 handsets as they wish.
Verizon's Galaxy S4 will reportedly sell with a (http://www.gottabemobile.com/2013/05/03/verizon-galaxy-s4-pre-orders-begin-at-radioshack/) locked
bootloader , which has been a concern as of late.
The presumed difficulty in installing CyanogenMod on the Samsung Galaxy S4 is a likely reference to how the (http://www.att.com/#fbid=ESYoF8_IUz-) AT&T model of the Galaxy S4 is sold with a locked
bootloader, making it more difficult, but not impossible, for the device to be rooted and modified with custom ROM.
Below are two different methods to install CWM recovery on Xperia Z: one for Xperia Z with locked
bootloader and the other for unlocked
bootloader version.