Samsung Galaxy A20s A2070ZCU1ASI2 Firmware
Samsung Galaxy A20s A2070ZCU1ASI2 is an Android 9 firmware for China (CHC). It is the same firmware configured per region and carrier (CSC). Find your country below, verify the file and download for free. A newer build for SM-A2070 is available: A2070ZCS5CWE1.
Bootloader binary 1. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.
All regional downloads
Pick your region (CSC) to download the matching firmware package.
Device specifications
- Launched withAndroid 9.0
- Display diagonal16.5 cm (6.5")
- Display resolution720 x 1560 pixels
- Display typeTFT
- Rear camera resolution13 MP
- Rear camera typeTriple camera
- Battery capacity4000 mAh
- Weight183 g
Specifications of SM-A207F, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.
How to flash A2070ZCU1ASI2
- Install Samsung USB Drivers:Download Official Drivers
- Download Odin Flash Tool:
- A2070ZCU1ASI2 has bootloader binary 1. Your device must run binary 1 or lower: it is the 5th character from the end of your current build number.
- CSC: Use CSC for a clean install, to change the region (CSC code), to downgrade or to repair a device that does not boot.
- HOME_CSC: Use HOME_CSC to update the same model and region while keeping your data. Back up anyway: a failed update can still require a reset.
- The Download Mode key combo depends on the model: see all combos.
Frequently Asked Questions
Other builds and changelog for Samsung Galaxy A20s
Show 15 older builds
• Overall stability of your device has been improved.
• The latest Android security patch has been applied.
- Device security has been further enhanced.
• Following applications or features added: 芒果TV三星版
• Overall stability of your device has been improved.
• The latest Android security patch has been applied.
- Device security has been further enhanced.
• Following applications or features added: 音乐
• Overall stability of your device has been improved.
• The latest Android security patch has been applied.
- Device security has been further enhanced.
※ After the updating, it is needed to agree to the terms and conditions due to the enforcement of the Personal Information Protection act.
• Overall stability of your device has been improved.
• The latest Android security patch has been applied.
- Device security has been further enhanced.
• Overall stability of your device has been improved.
• The security of your device has been improved.
• Overall stability of your device has been improved.
• The security of your device has been improved.
One UI 3.1 Upgrade (Android 11)
One UI 3.1 is designed to help you focus on what matters. Our visual redesign has improved the places you visit the most, like the Home screen and quick panel, to reduce distractions, highlight important information, and make your experience more consistent. Performance improvements will help apps run quicker while using less battery power. And One UI 3.1 puts control in your hands with new privacy controls, one-time permissions, and enhanced Digital Wellbeing....
One UI 3.1 Upgrade (Android 11)
One UI 3.1 is designed to help you focus on what matters. Our visual redesign has improved the places you visit the most, like the Home screen and quick panel, to reduce distractions, highlight important information, and make your experience more consistent. Performance improvements will help apps run quicker while using less battery power. And One UI 3.1 puts control in your hands with new privacy controls, one-time permissions, and enhanced Digital Wellbeing....
The exact changes may differ depending on your device model, country/Region, and service provider.
• Other bug fixes
- Overall stability of functions improved.