T515NKSS8BUD1 – Galaxy Tab A firmware
Build T515NKSS8BUD1 is a security update for the Galaxy Tab A (SM-T515N)
on Android 10. It first appeared on Samsung's servers on Apr 20, 2021 (method) and has reached
3 regions so far. It raises the bootloader bit from 7 to 8: once installed, the device no longer accepts firmware with bit 7 or lower, so a downgrade to T515NKSU7BUA1 is blocked. Samsung still serves this file.
- Model
- SM-T515N
- Android
- Android 10
- Type
- Security
- Bootloader bit
- 8
- First released
- Apr 20, 2021
- Regions
- 3
Rollout timeline by region
The date each region code (CSC) first received T515NKSS8BUD1, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
KTC | South Korea (KT) | Apr 20, 2021 | day 0 | T515NKSS8BUD1/T515NOKR8BUD1/T515NKOS8BUD1 |
LUC | South Korea (LG U+) | Apr 20, 2021 | day 0 | T515NKSS8BUD1/T515NOKR8BUD1/T515NKOS8BUD1 |
SKC | South Korea (SKT) | Apr 20, 2021 | day 0 | T515NKSS8BUD1/T515NOKR8BUD1/T515NKOS8BUD1 |
Download and release notes
samloader download -m SM-T515N -r KTC -v T515NKSS8BUD1/T515NOKR8BUD1/T515NKOS8BUD1Samsung's release notes and security patch level for this update: SM-T515N / KTC on doc.samsungmobile.com. What each part of the build number means: decode T515NKSS8BUD1.