Samsung W25 Fold

Firmware is specific to the model code. Find yours on the box or in Settings › About phone, then pick it below.

ModelSold inFirmwareLatest build

SM-W9025Sold inChinaFirmware1 CSC · 27 buildsLatest buildW9025ZCS4DZI1 · Sep 17, 2026→

One UI and Android versions of the W25 Fold, with the first release of each.

1. May 2026

   One UI 8.5 · Android 16

   Official release: W9025ZCU3DZDP (SM-W9025)

2. Sep 2025

   One UI 8 · Android 16

   Official release: W9025ZCU2CYI7 (SM-W9025)

3. Apr 2025

   One UI 7 · Android 15

   Official release: W9025ZCU2BYDB (SM-W9025)

4. Oct 2024

   Android 14

   First firmware build: W9025ZCU1AXJ1 (SM-W9025)