G766USQSACZJ2 – Galaxy XCover7 Pro firmware
Build G766USQSACZJ2 is a security update for the Galaxy XCover7 Pro (SM-G766U)
on Android 16 (One UI 8). It first appeared on Samsung's servers on Oct 25, 2026 (method) and has reached
4 regions so far. It keeps bootloader bit 10, so downgrading to the previous build G766USQSACZI3 is still possible. Samsung still serves this file.
- Model
- SM-G766U
- Android
- Android 16
- Type
- Security
- Bootloader bit
- 10
- First released
- Oct 25, 2026
- Regions
- 4
Rollout timeline by region
The date each region code (CSC) first received G766USQSACZJ2, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
ATT | USA (AT&T) | Oct 25, 2026 | day 0 | G766USQSACZJ2/G766UOYNACZJ2/G766USQSACZJ2 |
TMB | USA (T-Mobile) | Oct 26, 2026 | +1 day | G766USQSACZJ2/G766UOYNACZJ2/G766USQSACZJ2 |
TMK | USA (MetroPCS) | Oct 26, 2026 | +1 day | G766USQSACZJ2/G766UOYNACZJ2/G766USQSACZJ2 |
VZW | USA (Verizon) | Oct 27, 2026 | +2 days | G766USQSACZJ2/G766UOYNACZJ2/G766USQSACZJ2 |
Download and release notes
samloader download -m SM-G766U -r ATT -v G766USQSACZJ2/G766UOYNACZJ2/G766USQSACZJ2Samsung's release notes and security patch level for this update: SM-G766U / ATT on doc.samsungmobile.com. What each part of the build number means: decode G766USQSACZJ2.