
Samsung Galaxy Watch7
The latest firmware for Samsung Galaxy Watch7 (SM-L315F) is L315FXXS3BZF4 with Android 16, released on July 14, 2026 for 14 regions (CSC). Every official firmware build for SM-L315F, 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/L315FXXS3BZF4
SM-L315F started on Android 14 and has received 1 major Android upgrade; it now runs Android 16. The newest build, L315FXXS3BZF4, was released on July 14, 2026 with the July 2026 security patch. Over the last 12 months SM-L315F received 5 builds, spread over 4 different months.
• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
• Stability and reliability
Device behavior has been improved.
• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
• Stability and reliability
Device behavior has been improved.
• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
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• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
• The usability of device operations has been improved.
• Stability and reliability
The stability has been improved.
• Security
The device is protected with improved security.
• Stability and reliability
The stability has been improved.
• Stability and reliability
The stability has been improved.
• Google Security patch
The device is protected with improved security.
• Stability and reliability
The stability has been improved.
• Stability and reliability
- Battery charging stability has been improved.
- Battery stability has been improved.
- Overall device stability has been improved.
Box codes of SM-L315F for different colors and markets. Firmware is chosen by the model code SM-L315F and your region (CSC), not by the SKU.

SM-L350

SM-L355F

SM-L340

SM-L345F

SM-L715F

SM-L310N

SM-L300N

SM-L505F
The newest firmware for SM-L315F runs Android 16: build L315FXXS3BZF4, released on July 14, 2026.
The latest build for SM-L315F, L315FXXS3BZF4, was released on July 14, 2026 (3 months ago).
Over the last 12 months SM-L315F received 5 builds, with at least one new build in 4 different months.
Yes, all firmware files for SM-L315F are 100% official, original, and obtained directly from Samsung servers.
To flash SM-L315F, 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-L315F.