P550XXS1CTI1 – GALAXY Tab A firmware
Build P550XXS1CTI1 is a security update for the GALAXY Tab A (SM-P550)
on Android 7. It first appeared on Samsung's servers on Oct 7, 2020 (method) and has reached
2 regions so far. It keeps bootloader bit 1, so downgrading to the previous build P550XXU1CSJ2 is still possible. Samsung still serves this file.
- Model
- SM-P550
- Android
- Android 7
- Type
- Security
- Bootloader bit
- 1
- First released
- Oct 7, 2020
- Regions
- 2
Rollout timeline by region
The date each region code (CSC) first received P550XXS1CTI1, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
XSP | Singapore | Oct 7, 2020 | day 0 | P550XXS1CTI1/P550OLB1CTI1/P550XXS1CTI1 |
XSA | Australia | Oct 18, 2020 | +11 days | P550XXS1CTI1/P550XSA1CTI1/P550XXS1CTI1 |
Download and release notes
samloader download -m SM-P550 -r XSA -v P550XXS1CTI1/P550XSA1CTI1/P550XXS1CTI1Samsung's release notes and security patch level for this update: SM-P550 / XSA on doc.samsungmobile.com. What each part of the build number means: decode P550XXS1CTI1.