J260YDXS4ATL1 – Galaxy J2 Core firmware
Build J260YDXS4ATL1 is a security update for the Galaxy J2 Core (SM-J260Y)
on Android 8. It first appeared on Samsung's servers on Jan 7, 2021 (method) and has reached
5 regions so far. It raises the bootloader bit from 3 to 4: once installed, the device no longer accepts firmware with bit 3 or lower, so a downgrade to J260YDXU3ATF1 is blocked. Samsung still serves this file.
- Model
- SM-J260Y
- Android
- Android 8
- Type
- Security
- Bootloader bit
- 4
- First released
- Jan 7, 2021
- Regions
- 5
Rollout timeline by region
The date each region code (CSC) first received J260YDXS4ATL1, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
GLB | Philippines (Globe) | Jan 7, 2021 | day 0 | J260YDXS4ATL1/J260YOLO4ATL1/J260YDXS4ATL1 |
SMA | Philippines | Jan 7, 2021 | day 0 | J260YDXS4ATL1/J260YOLO4ATL1/J260YDXS4ATL1 |
XTC | Philippines | Jan 7, 2021 | day 0 | J260YDXS4ATL1/J260YOLO4ATL1/J260YDXS4ATL1 |
NZC | New Zealand | Jan 8, 2021 | +1 day | J260YDXS4ATL1/J260YOLO4ATL1/J260YDXS4ATL1 |
XNZ | New Zealand | Jan 8, 2021 | +1 day | J260YDXS4ATL1/J260YOLO4ATL1/J260YDXS4ATL1 |
Download and release notes
samloader download -m SM-J260Y -r GLB -v J260YDXS4ATL1/J260YOLO4ATL1/J260YDXS4ATL1Samsung's release notes and security patch level for this update: SM-J260Y / GLB on doc.samsungmobile.com. What each part of the build number means: decode J260YDXS4ATL1.