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Samsung Galaxy J3 (SM-J320M) - CHL - J320MUBS0ARC1 firmware

Samsung Galaxy J3 firmware J320MUBS0ARC1 is the Android 5.1.1 build for the Samsung Galaxy J3 (model SM-J320M), released by Samsung for Chile (Claro) (CHL). It was built on 5 June 2018. The package combines system build J320MUBS0ARC1 (AP/PDA) with CSC build J320MUWA0AQJ1 for the CHL region code. The download is 1.2 GB and has MD5 checksum 75ef9eed0ea8279c85d1123b416b1b81, so you can verify the file after downloading. SamMobile added this file to the firmware archive on 11 June 2018.

Country
Model SM-J320M
Product Code CHL
Security Patch
OS Version Android 5.1.1
PDA J320MUBS0ARC1
CSC J320MUWA0AQJ1
Build Date 2018-06-05
Changelist 0
File size 1.2 GB (1,254,130,983 bytes)
MD5 75ef9eed0ea8279c85d1123b416b1b81

How to flash J320MUBS0ARC1 on the Samsung Galaxy J3 (SM-J320M)

We recommend updating through Samsung's own tools: over-the-air (Settings › Software update) or Samsung Smart Switch on a PC. Flash the full firmware with Odin only when you are sure about the risks. A wrong region or a failed flash can brick the device, and SamMobile is not responsible for any damage.

  1. Download the firmware package above and extract the ZIP. It contains the AP (PDA), BL, CP and CSC files, plus a HOME_CSC file.
  2. Download and extract Odin on a Windows PC, and install the Samsung USB drivers if the PC does not detect the phone.
  3. Switch the device off and boot it into Download mode (usually Volume Up + Volume Down while connecting the USB cable, or Volume Down + Bixby + Power on older models).
  4. Open Odin. The ID:COM box turns blue when the device is connected.
  5. Load the files in their slots: BL, AP, CP and CSC. Use HOME_CSC to keep your apps and data, CSC to wipe the device.
  6. Leave Re-Partition unticked and click Start. The device reboots when Odin shows PASS. The first boot after a flash can take a few minutes.

Step-by-step PDFs: 5-file firmware and 1-file firmware.

What the build numbers mean

PDA / AP (J320MUBS0ARC1) is the Android system build; its last three characters encode the year, month and revision. CSC (J320MUWA0AQJ1) is the region and carrier configuration, and CP is the modem firmware. The product code CHL identifies the region or carrier this package was made for (Chile (Claro)); our list of Samsung CSC codes maps every code to its country and carrier. Flashing a package for a different product code changes carrier features and can be refused by the bootloader, so pick the one that matches the CSC shown under Settings › About phone › Software information.