T636BXXU8DYE8 – Galaxy Tab Active4 Pro firmware
Build T636BXXU8DYE8 is a feature update for the Galaxy Tab Active4 Pro (SM-T636B)
on Android 15 (One UI 7). It first appeared on Samsung's servers on Jun 1, 2025 (method) and has reached
21 regions so far. It keeps bootloader bit 8, so downgrading to the previous build T636BXXS8CYE5 is still possible. Samsung still serves this file.
- Model
- SM-T636B
- Android
- Android 15
- Type
- Feature
- Bootloader bit
- 8
- First released
- Jun 1, 2025
- Regions
- 21
Rollout timeline by region
The date each region code (CSC) first received T636BXXU8DYE8, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
EUX | Europe (Multi-CSC) | Jun 1, 2025 | day 0 | T636BXXU8DYE8/T636BOXM8DYE8/T636BXXU8DYE8 |
EUY | Europe (Multi-CSC) | Jun 1, 2025 | day 0 | T636BXXU8DYE8/T636BOXM8DYE8/T636BXXU8DYE8 |
EGY | Egypt | Jun 1, 2025 | day 0 | T636BXXU8DYE8/T636BOJM8DYE8/T636BXXU8DYE8 |
ILO | Israel | Jun 1, 2025 | day 0 | T636BXXU8DYE8/T636BOJM8DYE8/T636BXXU8DYE8 |
KSA | Saudi Arabia | Jun 1, 2025 | day 0 | T636BXXU8DYE8/T636BOJM8DYE8/T636BXXU8DYE8 |
MID | Middle East | Jun 1, 2025 | day 0 | T636BXXU8DYE8/T636BOJM8DYE8/T636BXXU8DYE8 |
MWD | Morocco | Jun 1, 2025 | day 0 | T636BXXU8DYE8/T636BOJM8DYE8/T636BXXU8DYE8 |
THL | Thailand | Jun 1, 2025 | day 0 | T636BXXU8DYE8/T636BOLM8DYE8/T636BXXU8DYE8 |
XME | Malaysia | Jun 1, 2025 | day 0 | T636BXXU8DYE8/T636BOLM8DYE8/T636BXXU8DYE8 |
XSA | Australia | Jun 1, 2025 | day 0 | T636BXXU8DYE8/T636BOLM8DYE8/T636BXXU8DYE8 |
XSG | United Arab Emirates | Jun 1, 2025 | day 0 | T636BXXU8DYE8/T636BOJM8DYE8/T636BXXU8DYE8 |
XSP | Singapore | Jun 1, 2025 | day 0 | T636BXXU8DYE8/T636BOLM8DYE8/T636BXXU8DYE8 |
GTO | Guatemala | Jun 3, 2025 | +2 days | T636BXXU8DYE8/T636BOWO8DYE8/T636BXXU8DYE8 |
CHO | Chile | Jun 5, 2025 | +4 days | T636BXXU8DYE8/T636BOWO8DYE8/T636BXXU8DYE8 |
COO | Colombia | Jun 5, 2025 | +4 days | T636BXXU8DYE8/T636BOWO8DYE8/T636BXXU8DYE8 |
MXO | Mexico | Jun 5, 2025 | +4 days | T636BXXU8DYE8/T636BOWO8DYE8/T636BXXU8DYE8 |
PEO | Peru | Jun 5, 2025 | +4 days | T636BXXU8DYE8/T636BOWO8DYE8/T636BXXU8DYE8 |
SKZ | Kazakhstan | Jun 8, 2025 | +7 days | T636BXXU8DYE8/T636BOXM8DYE8/T636BXXU8DYE8 |
CAU | Caucasus | Jun 10, 2025 | +9 days | T636BXXU8DYE8/T636BOXM8DYE8/T636BXXU8DYE8 |
TEL | Australia (Telstra) | Jun 10, 2025 | +9 days | T636BXXU8DYE8/T636BOLM8DYE8/T636BXXU8DYE8 |
XNZ | New Zealand | Jun 16, 2025 | +15 days | T636BXXU8DYE8/T636BOLM8DYE8/T636BXXU8DYE8 |
Download and release notes
samloader download -m SM-T636B -r EUX -v T636BXXU8DYE8/T636BOXM8DYE8/T636BXXU8DYE8Samsung's release notes and security patch level for this update: SM-T636B / EUX on doc.samsungmobile.com. What each part of the build number means: decode T636BXXU8DYE8.