
Samsung Galaxy Note4
The latest firmware for Samsung Galaxy Note4 (SM-N9100) is N9100ZHU1DQH2 with Android 6.0.1 (Marshmallow), released on October 19, 2020 for 1 region (CSC). Every official firmware build for SM-N9100, 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/N9100ZHU1DQH2
SM-N9100 started on Android 4 and has received 2 major Android upgrades; it now runs Android 6.0.1 (Marshmallow). The newest build, N9100ZHU1DQH2, was released on October 19, 2020. No new build has appeared for 73 months, so regular updates for this model have most likely ended.
The exact changes may differ depending on your device model, country/Region, and service provider.
• Other bug fixes
- Network connectivity enhancement.
• The latest Android security patch has been applied.
- Device security has been further enhanced.
The exact changes may differ depending on your device model, country/Region, and service provider.
• Other bug fixes
- Network connectivity enhancement.
• The latest Android security patch has been applied.
- Device security has been further enhanced.
Box codes of SM-N9100 for different colors and markets. Firmware is chosen by the model code SM-N9100 and your region (CSC), not by the SKU.

SM-N920AZW

SM-N920VZW

SM-N950UZK

SM-N920AZK

SM-N950X

SM-N930V

SM-N9300

SM-N930S
The newest firmware for SM-N9100 runs Android 6.0.1 (Marshmallow): build N9100ZHU1DQH2, released on October 19, 2020.
The latest build for SM-N9100, N9100ZHU1DQH2, was released on October 19, 2020 (6 years ago).
SM-N9100 has had no new firmware for 73 months, so regular updates have most likely ended.
Yes, all firmware files for SM-N9100 are 100% official, original, and obtained directly from Samsung servers.
To flash SM-N9100, 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-N9100.