
Samsung Elite
Every official firmware build for SM-G1650, newest first: one row per build with all regions (CSC) that received it.
Each firmware build has its own page at https://samfirm.shop/build/{PDA}, where {PDA} is the build number from the list above. Example: https://samfirm.shop/build/G1650ZHS1ATH1
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.
- Other bug fixes
ㆍFixed an issue that of message transfer failure when forwarding a message after inserting a specific SIM.
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.
- Other bug fixes
ㆍFixed an issue that Device auto reboot sometimes in special network.
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.
- Other bug fixes
ㆍFixed an issue that receive call is not performed when CMCC card is inserted in SIM 2.
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.
- Improved performance
ㆍSamsung account security enhanced.
- The app below will be changed to an app that can be deleted.
ㆍSamsung Notes, Email, Samsung Video.
- The latest Android security patch has been applied.
ㆍDevice security has been further enhanced.

SM-G165N

SM-G160N

SM-G155S

SM-G360AZ

SM-G3509
You can find the firmware on the model: SM-G1650 page.
Yes, all firmware files for SM-G1650 are 100% official, original, and obtained directly from Samsung servers.
To flash SM-G1650, you need to download the appropriate firmware, put your device into Download Mode, and use the Odin tool to load the BL, AP, CP, and CSC files.
Downgrading is only possible if the bootloader version (binary bit) of the old firmware matches the current one. Always check the binary version before flashing SM-G1650.