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Samsung Galaxy Watch9 (SM-L340) Android 17 firmware update L340ZCS1AZH4 – China | SamFrew

Home / Devices / Galaxy Watch9 / SM-L340 / CHC

Galaxy Watch9

SM-L340

Firmware L340ZCS1AZH4

China · CHCAndroid 17Built Aug 21, 2026

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File size3.8 GB

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Release information

Firmware identifiers

The software versions and region covered by this firmware update.

PDA: L340ZCS1AZH4
CSC: L340CHC1AZH4
Country: China
Changelist: 33916510
Build date: Aug 21, 2026
Upload date: Aug 31, 2026
File name: SM-L340_1_20260831101251_6ezv793u9f_fac.zip

Inside the firmware

Software details

Read from the build properties and kernel of this firmware.

One UI Watch: 9.0
Android: 17 (API 37)
Security patch: Aug 5, 2026
Bootloader: 1
Chipset: Qualcomm vienna
Codename: fresh9bs
Launched with: Android 16
Apps: 32-bit only
Build number: CP2A.260330.023.L340ZCS1AZH4
Kernel: 6.12.58-android16-6-abogkiL340ZCS1AZH4-4k