[Galaxy S II Q&A, Help & Troubleshooting] m1trand1r:
Re: [ROM][4.2.1] RootBox ♦ Support ♦ Help-Index ♦ Discussion [i9100/i9100g]

Check again ma8

• How to flash this ROM?

It depends on your starting position. Here are possible options:

Option 1: Updating RootBox with stable/nightly version without major changes - Without Full Wipe

Download ROM and put it on internal sd card

Go into recovery mode

Then flash RootBox

-- install .zip from sd card > choose .zip from internal sd card

-- select RootBox.zip and flash it

Then flash Gapps

-- install .zip from sd card > choose .zip from internal sd card

-- select gapps.zip and flash it

Recovery > wipe cache partition (optional)

Recovery > advanced > wipe dalvik cache (optional)

Reboot and you are done!

Option 2: Coming from another ROM or updating RootBox version with major changes or having strange problems - With Full Wipe

Download ROM and put it on internal sd card

Go into recovery mode

DO A FULL WIPE!!! (This won’t effect data of internal or external sd-card)

-- wipe data/ factory reset

-- wipe cahe partition

-- advanced > wipe dalvik cache

-- mount and storage > format data/system/cache

Then flash RootBox

-- install .zip from sd card > choose .zip from internal sd card

-- Select RootBox.zip and flash it

Then flash Gapps

-- install .zip from sd card > choose .zip from internal sd card

-- select gapps.zip and flash it

Recovery > wipe cache partition

Recovery > advanced > wipe dalvik cache

Reboot and you are done!

Option 3: Coming From Stock ROM (Samsung firmware, no root)

=> Root and Backup

Download Odin (http://androidfirmwares.net/Tools)

Download root kernel (http://xdaforums.com/showthread.php?t=1103399)

-- just scroll down and search for your version (settings>about phone>basis version)

Flash it via Odin

-- extract .zip

-- load the root kernel in Odin (as PDA)

-- put SGSII in download mode (Vol-, Home and Powerbutton)

-- press "Start"

Phone should reboot by itself

Turn it off, then start phone in recovery mode (Vol+, Home and Powerbutton)

Go to:

-- backup and restore

-- backup to internal sd card (for sure you can choose external if have and want it there)

-- confirm it and then let do the phone the backup (can take a while [5-20 min])

=> Now start the process for flash Rom.

Download ROM and put it on internal sd card

Go into recovery mode

DO A FULL WIPE!!! (This won’t effect data of internal or external sd-card)

-- wipe data/ factory reset

-- wipe cahe partition

-- advanced > wipe dalvik cache

-- mount and storage > format data/system/cache

Then flash RootBox

-- install .zip from sd card > choose .zip from internal sd card

-- select RootBox.zip and flash it

Then flash Gapps

-- install .zip from sd card > choose .zip from internal sd card

-- select gapps.zip and flash it

Recovery > wipe cache partition

Recovery > advanced > wipe dalvik cache

Reboot and you are done!

Option 4: Coming from LSJ based ROM

Download ROM and put it on internal sd card

Download any Dorimanx or Syiah kernel and put it on internal sd card

Go into recovery mode

Flash Dorimanx or Syiah kernel

-- install .zip from sd card > choose .zip from internal sd card

-- select Kernel.zip and flash it

Go into advanced menu and Reboot recovery

DO A FULL WIPE!!! (This won’t effect data of internal or external sd-card)

-- wipe data/ factory reset

-- wipe cache partition

-- advanced > wipe dalvik cache

-- mount and storage > format data/system/cache

Then flash RootBox

-- install .zip from sd card > choose .zip from internal sd card

-- select RootBox.zip and flash it

Then flash Gapps

-- install .zip from sd card > choose .zip from internal sd card

-- select gapps.zip and flash it

Recovery > wipe cache partition

Recovery > advanced > wipe dalvik cache

Reboot and you are done!

^^^^FROM 2ND POST :)

Sent fom my S-II running Vanilla Rootbox nightly (2013/02/05) powered with DorimanX kernel 7.47