M146BXXUBDYL1 – Galaxy M14 5G firmware
Build M146BXXUBDYL1 is a feature update for the Galaxy M14 5G (SM-M146B)
on Android 15 (One UI 7). It first appeared on Samsung's servers on Jan 20, 2026 (method) and has reached
22 regions so far. It raises the bootloader bit from 10 to 11: once installed, the device no longer accepts firmware with bit 10 or lower, so a downgrade to M146BXXUADYJ2 is blocked. Samsung still serves this file.
- Model
- SM-M146B
- Android
- Android 15
- Type
- Feature
- Bootloader bit
- 11
- First released
- Jan 20, 2026
- Regions
- 22
Rollout timeline by region
The date each region code (CSC) first received M146BXXUBDYL1, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
XID | Indonesia | Jan 20, 2026 | day 0 | M146BXXUBDYL1/M146BOLEBDYL1/M146BXXUBDYL1 |
THL | Thailand | Jan 20, 2026 | day 0 | M146BXXUBDYL1/M146BOLMBDYL1/M146BXXUBDYL1 |
XME | Malaysia | Jan 20, 2026 | day 0 | M146BXXUBDYL1/M146BOLMBDYL1/M146BXXUBDYL1 |
XXV | Vietnam | Jan 20, 2026 | day 0 | M146BXXUBDYL1/M146BOLMBDYL1/M146BXXUBDYL1 |
COO | Colombia | Jan 27, 2026 | +7 days | M146BXXUBDYL1/M146BOWOBDYL1/M146BXXUBDYL1 |
PEO | Peru | Jan 27, 2026 | +7 days | M146BXXUBDYL1/M146BOWOBDYL1/M146BXXUBDYL1 |
ZTO | Brazil | Jan 27, 2026 | +7 days | M146BXXUBDYL1/M146BOWOBDYL1/M146BXXUBDYL1 |
CAU | Caucasus | Jan 27, 2026 | +7 days | M146BXXUBDYL1/M146BOXMBDYL1/M146BXXUBDYL1 |
SEK | Ukraine | Jan 27, 2026 | +7 days | M146BXXUBDYL1/M146BOXMBDYL1/M146BXXUBDYL1 |
SER | Russia | Jan 27, 2026 | +7 days | M146BXXUBDYL1/M146BOXMBDYL1/M146BXXUBDYL1 |
SKZ | Kazakhstan | Jan 27, 2026 | +7 days | M146BXXUBDYL1/M146BOXMBDYL1/M146BXXUBDYL1 |
KSA | Saudi Arabia | Jan 28, 2026 | +8 days | M146BXXUBDYL1/M146BOJMBDYL1/M146BXXUBDYL1 |
LYS | Libya | Jan 28, 2026 | +8 days | M146BXXUBDYL1/M146BOJMBDYL1/M146BXXUBDYL1 |
MID | Middle East | Jan 28, 2026 | +8 days | M146BXXUBDYL1/M146BOJMBDYL1/M146BXXUBDYL1 |
TUN | Tunisia | Jan 28, 2026 | +8 days | M146BXXUBDYL1/M146BOJMBDYL1/M146BXXUBDYL1 |
TUR | Turkey | Jan 28, 2026 | +8 days | M146BXXUBDYL1/M146BOJMBDYL1/M146BXXUBDYL1 |
XSG | United Arab Emirates | Jan 28, 2026 | +8 days | M146BXXUBDYL1/M146BOJMBDYL1/M146BXXUBDYL1 |
BKD | Bangladesh | Jan 28, 2026 | +8 days | M146BXXUBDYL1/M146BODMBDYL1/M146BXXUBDYL1 |
INS | India | Jan 28, 2026 | +8 days | M146BXXUBDYL1/M146BODMBDYL1/M146BXXUBDYL1 |
NPB | Nepal | Jan 28, 2026 | +8 days | M146BXXUBDYL1/M146BODMBDYL1/M146BXXUBDYL1 |
SLK | Sri Lanka | Jan 28, 2026 | +8 days | M146BXXUBDYL1/M146BODMBDYL1/M146BXXUBDYL1 |
BRI | Taiwan | Jan 29, 2026 | +9 days | M146BXXUBDYL1/M146BBRIBDYL1/M146BXXUBDYL1 |
Download and release notes
samloader download -m SM-M146B -r INS -v M146BXXUBDYL1/M146BODMBDYL1/M146BXXUBDYL1Samsung's release notes and security patch level for this update: SM-M146B / INS on doc.samsungmobile.com. What each part of the build number means: decode M146BXXUBDYL1.