Samsung Galaxy S 4G

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Introduction

Although this device was officially released as the Galaxy S 4G, it is sometimes referred to as:

  • the Vibrant 4G, or
  • the Vibrant Plus

This is because T-Mobile previously released a Samsung Galaxy S, referred to as the Samsung Vibrant.

Resources

List of Samsung Galaxy S 4G ROMs
SGS4G Bible

Making a Nandroid Backup/Restore

First, you need to make sure to have the ClockworkMod (CWM) Recovery installed on the device to be backed up (or restored).

Nandroid Backup

I. Boot your device into recovery mode (e.g., adb reboot recovery)

  a. Choose "reinstall packages"
  b. At ClockworkMod Recovery v3.0.2.8 screen,
     choose "backup and restore"
  c. At Nandroid screen, choose "Backup"
     1. [the following will be displayed during the backup process,
         which takes a couple of minutes]
                 ClockworkMod Recovery v3.0.2.8
                 SD Card space free:  xxxxxxxx
                 Backing up system...
                 Backing up data...
                 Backing up .android-secure...
                 Backing up cache...
                 No sd-ext found.  Skipping backup of sd-ext.
                 Generating md5 sum...

                 Backup complete!

     2. You will be returned to the ClockworkMod Recovery screen
  d. At ClockworkMod Recovery v3.0.2.8 screen, 
     choose "reboot system now"

II. Go to Android Market

  a. Install any user application (for testing later)

Nandroid Restore

III. Boot the device into recovery mode

  a. Choose "reinstall packages"
  b. At ClockworkMod Recovery v3.0.2.8 screen,
     choose "backup and restore"
  c. At Nandroid screen, choose "Restore"
  d. At "Choose an image to restore" screen, choose the desired backup
  e. Confirm the restore on the next screen
     1. [the following will be displayed during the
         restore process]
             ClockworkMod Recovery 3.0.2.8
             Checking MD5 sums...
             Restoring system...
             Restoring data...
             Restoring .android-secure...
             Restoring cache...

             Restore complete!
     2. You will be returned to the ClockworkMod Recovery screen
  f. At ClockworkMod Recovery v3.0.2.8 screen, 
     choose "reboot system now"

IV. Verification

  a. Verify that app which was installed in [IIa] above is missing.

Step I above is the Nandroid Backup, while step III is the Nandroid Restore.

Questions & Answers (or Musings)

Q. What should I do to prepare for flashing?
A. There is a recommendation to make sure the battery is fully charged before flashing.

Q. Does flashing a new kernel affect the battery?
A. One senior member in the forums suggests calibrating after flashing a new kernel.

模板:Samsung Galaxy S Series