A205USQSECWC1 – Galaxy A20 firmware
Build A205USQSECWC1 is a security update for the Galaxy A20 (SM-A205U)
on Android 11 (One UI 3). It first appeared on Samsung's servers on Apr 18, 2023 (method) and has reached
2 regions 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 A205USQSDBWC2 is blocked. Samsung still serves this file.
- Model
- SM-A205U
- Android
- Android 11
- Type
- Security
- Bootloader bit
- 14
- First released
- Apr 18, 2023
- Regions
- 2
Rollout timeline by region
The date each region code (CSC) first received A205USQSECWC1, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
USC | USA (US Cellular) | Apr 18, 2023 | day 0 | A205USQSECWC1/A205UOYNECWC1/A205USQSECWC1 |
VZW | USA (Verizon) | Apr 24, 2023 | +6 days | A205USQSECWC1/A205UOYNECWC1/A205USQSECWC1 |
Download and release notes
samloader download -m SM-A205U -r USC -v A205USQSECWC1/A205UOYNECWC1/A205USQSECWC1Samsung's release notes and security patch level for this update: SM-A205U / USC on doc.samsungmobile.com. What each part of the build number means: decode A205USQSECWC1.