
The CSC binary contains the Samsung PIT file. Flashing the CSC (only) binary will wipe all the apps, data, settings, and files and your device will be reset to the factory status. If you want a clean installation on your phone, you should flash CSC. In other words, it contains customizations related to a geographical location, APN settings, carrier branding, and other things. The CSC component of Samsung firmware is specific to network providers and geographical regions.
CSC: The full form of CSC is ‘ Consumer Software Customization‘ or ‘ Country Specific Code‘. This binary contains the modem.img and when you install this with Odin, it pushes the Modem on your device. CP: Previously known as PDA, CP stands for ‘ Core Processor‘. The full file of AP is ‘ Android Processor‘ and it is responsible for flashing the system partition on your Samsung device. On the older versions of Odin, this option was called PDA. AP: If you look at the file size of the AP binary, you’ll notice that it’s the biggest of all 4 files you flash using Odin. tar.md5 extension flashes the bootloader on your Samsung smartphone or Galaxy Tab. BL: It’s the short form of Bootloader. has been dedicated to helping Android users since 2011 when Google Nexus One was launched. Please be careful to not download ODIN from unreputable/new Android sites as they may contain malware. Now, if you didn’t know this, this is because Samsung does not announce changes to the ODIN program and no changelog is provided. ODIN is a tool for Samsung devices like the Galaxy S9, S8, S7, etc…etc… ODIN is used for flashing stock firmware and you may get the LZ4 error because LZ4 is a new compression method and is not supported on older devices. This version of ODIN is also fully backward-compatible with older versions of ODIN, meaning you will be able to use it fine on all older Samsung devices. If you are still using an older version of ODIN, please update to the latest v3.13.1. How to fix this error? Simply use the latest ODIN v3.13.1 or HIGHER, you can download v3.13.1 below: Samsung is using new lz4 compression on firmwares which means older ODIN are not able to decompress the files before flashing to your phone. For those of you having trouble flashing stock firmwares on latest Oreo firmwares with Samsung Galaxy smartphones(most likely with newer Galaxy S8, S8 plus, Note 8, S9, and S9 Plus) and getting stuck at “4”, this is most likely caused by using ODIN version older than v3.13.1.