S205DLUDSECWD1 – Galaxy A20 firmware
Build S205DLUDSECWD1 is a security update for the Galaxy A20 (SM-S205DL)
on Android 11 (One UI 3). It first appeared on Samsung's servers on May 17, 2023 (method) and has reached
1 region so far. It raises the bootloader bit from 13 to 14: once installed, the device no longer accepts firmware with bit 13 or lower, so a downgrade to S205DLUDSDCVJ1 is blocked. Samsung still serves this file.
- Model
- SM-S205DL
- Android
- Android 11
- Type
- Security
- Bootloader bit
- 14
- First released
- May 17, 2023
- Regions
- 1
Rollout timeline by region
The date each region code (CSC) first received S205DLUDSECWD1, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
TFN | USA (TracFone) | May 17, 2023 | day 0 | S205DLUDSECWD1/S205DLTFNECWD1/S205DLUDSECWD1 |
Download and release notes
samloader download -m SM-S205DL -r TFN -v S205DLUDSECWD1/S205DLTFNECWD1/S205DLUDSECWD1Samsung's release notes and security patch level for this update: SM-S205DL / TFN on doc.samsungmobile.com. What each part of the build number means: decode S205DLUDSECWD1.