Galaxy Watch7

Download Samsung Firmware SM-L315U

Samsung Galaxy Watch7

The latest firmware for Samsung Galaxy Watch7 (SM-L315U) is L315USQS3BZF4 with Android 16, released on July 13, 2026 for 1 region (CSC). Every official firmware build for SM-L315U, newest first: one row per build with all regions (CSC) that received it.

Latest build
L315USQS3BZF4 Android 16 · 3 months ago
Builds
10 builds
Regions (CSC)
1 region

Firmware builds for SM-L315U

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/L315USQS3BZF4

SM-L315U update history

SM-L315U started on Android 14 and has received 1 major Android upgrade; it now runs Android 16. The newest build, L315USQS3BZF4, was released on July 13, 2026 with the July 2026 security patch. Over the last 12 months SM-L315U received 4 builds, spread over 4 different months.

Device specifications

Launched with
Wear OS
Display diagonal
3.81 cm (1.5")
Display technology
AMOLED
Display resolution
480 x 480 pixels
RAM
2 MB
Battery capacity
425 mAh
Weight
33.8 g
Band colour
Green
Band size
M/L

Specifications of SM-L315F, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.

Changelog for SM-L315U

• 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.

One UI 8 Watch Upgrade
Get things done

Stay on top of important tasks with the Now bar
Check the information you need right now and start essential features straight from your watch face. Ongoing tasks will appear in the Now bar at the bottom of your watch face so you can check key information quickly.

Do more with double pinch
Just pinch your thumb and index finger together twice to scroll through notifications, control music, take pictures, and more. You can also customize what happens wh...

Show 6 older builds

• 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.

• Stability and reliability
The stability has been improved.
• Security
The device is protected with improved security.

• Galaxy Watch for kids feature has been added
If your child only has a Galaxy Watch and no cellular phone, you can connect your mobile device to the child’s watch to manage it.
※The availability of this feature may vary depending on the watch model, carrier or data plan.
※To use this feature, you need to reset the watch and update the smartphone’s plugin. When this feature is enabled, some functions of the Watch might be restricted.

• 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
- Battery charging stability has been improved.
- Battery stability has been improved.
- Overall device stability has been improved.

Similar Models

Frequently Asked Questions

What is the latest Android version for SM-L315U?

The newest firmware for SM-L315U runs Android 16: build L315USQS3BZF4, released on July 13, 2026.

When did SM-L315U get its last update?

The latest build for SM-L315U, L315USQS3BZF4, was released on July 13, 2026 (3 months ago).

How often does SM-L315U get updates?

Over the last 12 months SM-L315U received 4 builds, with at least one new build in 4 different months.

Is the firmware for SM-L315U official?

Yes, all firmware files for SM-L315U are 100% official, original, and obtained directly from Samsung servers.

How to flash Samsung SM-L315U using Odin?

To flash SM-L315U, 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.

Can I downgrade the Android version on SM-L315U?

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-L315U.