Z400YXXU0BRG1 – Samsung Z4 firmware
Build Z400YXXU0BRG1 is a feature update for the Samsung Z4 (SM-Z400Y)
on –. It first appeared on Samsung's servers on Jul 8, 2018 (method) and has reached
2 regions so far. It keeps bootloader bit 0, so downgrading to the previous build Z400YXXU0BRF1 is still possible. Samsung still serves this file.
- Model
- SM-Z400Y
- Android
- –
- Type
- Feature
- Bootloader bit
- 0
- First released
- Jul 8, 2018
- Regions
- 2
Not yet released in 2 regions that are still on an older build: AFR, XFE.
Rollout timeline by region
The date each region code (CSC) first received Z400YXXU0BRG1, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
XFA | South Africa | Jul 8, 2018 | day 0 | Z400YXXU0BRG1/Z400YOJV0BRG1/Z400YXXU0AQK1 |
XFV | South Africa (Vodacom) | Jul 8, 2018 | day 0 | Z400YXXU0BRG1/Z400YOJV0BRG1/Z400YXXU0AQK1 |
Download and release notes
samloader download -m SM-Z400Y -r XFA -v Z400YXXU0BRG1/Z400YOJV0BRG1/Z400YXXU0AQK1Samsung's release notes and security patch level for this update: SM-Z400Y / XFA on doc.samsungmobile.com. What each part of the build number means: decode Z400YXXU0BRG1.