Samsung Galaxy A20s (samsung-a20s)
| This device is marked as not booting. Status: Hope we will get mainline soon. sadly nobody works rn. |
 Samsung A20s in TWRP Recovery | |
| Manufacturer | Samsung |
|---|---|
| Name | Galaxy A20s |
| Codename | samsung-a20s |
| Model | SM-A207F/DS |
| Released | 2019 |
| Type | handset |
| Hardware | |
| Chipset | Qualcomm Snapdragon 450 (MSM8953) |
| CPU | 8x 1.8 GHz ARM Cortex-A53 |
| GPU | Adreno 506 @ 650 MHz |
| Display | 720x1560 HD+ @ 60 Hz 6.5" |
| Storage | 32/64 GB |
| Memory | 3/4 GB |
| Architecture | aarch64 |
| Software | |
Original software  The software and version the device was shipped with. |
Android 9 |
Extended version The most recent supported version from the manufacturer. |
Android 11 |
| Nura | |
Pre-built images Whether pre-built images are available from the Nura Installation page. |
no |
Mainline Instead of a Linux kernel fork, it is possible to run (Close to) Mainline. |
no |
pmOS kernel The kernel version that runs on the device's port. |
4.9.227 |
Unixbench score Unixbench Whetstone/Dhrystone score. See Unixbench. |
0.0 |
}}
| This device is based on the Snapdragon 450. See the SoC page for common tips, guides and troubleshooting steps |
Contributors
Users owning this device
- Welpnotcopilot (Notes: Android 12)
How to enter flash mode
1.Power off. 2. Vol up + vol down hold 3. connect device to pc 4.done
Installation (not yet)
Working on mainline.
When I flash boot.img (with avb patches) it reboots to bootloader mode. Maybe because it cant boot?
Note:you need a20s fix_bootable_image.py to flash images otherwise you get an error about its not verified.
(Installation guide from Welpnotcopilot 27.10.2025)
Required files
- heimdall
- fix_bootable_image.py
- pmbootstrap
- lk2nd (https://github.com/renatus777rr/lk2nd-a20s/releases)
Preparing
From start you need pmbootstrap.
"pmbootstrap init" and then select samsung-a20s(or qcom-msm8953), console gui.
After all, pmbootstrap export to export needed img's and etc.
Flashing
NOT yet. But sure it will boot soon.