Odin3 v1.70 is an older version of Samsung’s internal flashing utility, commonly used between 2010 and 2012. It was mainly used with devices running Android 2.3 (Gingerbread) and early Android 4.0 (Ice Cream Sandwich).
Key Features
Single TAR file flashing: Accepts .tar or .tar.md5 files to flash stock firmware or kernels.
Basic UI controls: Includes checkboxes for:
Auto Reboot
F. Reset Time
Re-partition (requires .pit file)
PIT file support: Enables repartitioning of internal storage when necessary.
Basic PDA/CSC slot support: Mostly single-slot flashing (PDA). Some firmwares used the CSC field for country/region customization.
Progress indicators: Shows flashing progress, success (PASS), or failure (FAIL) in a basic log window.
Driver compatibility: Works with older Samsung USB drivers for phones like the Galaxy S GT-I9000.
Use Cases
Flashing firmware on legacy Samsung devices:
Galaxy S GT-I9000
Galaxy S2 GT-I9100
Galaxy Note GT-N7000
Galaxy Ace
Flashing custom recovery images (like early ClockworkMod).
Repartitioning a device using a .pit file.
Limitations
No multi-slot flashing: Does not support BL, AP, CP, CSC partitions.
No support for .lz4 compression: Required in newer Samsung firmware (Android 8 and above).
Not compatible with modern phones: Will not work with any device launched after the Galaxy S3/S4 era.
No SHA256 support: Cannot verify integrity of newer firmware packages.
Lacks dynamic partition support: Required for modern Android builds (Android 10+).
Recommended Use
Use Odin3 v1.70 only for legacy devices from the Android 2.x or early 4.x era.