
Samsung Galaxy A30s A307GUBS4ATB5 is an Android 9 (Pie) firmware for 17 countries, 31 CSC codes. It is the same firmware configured per region and carrier (CSC). Find your country below, verify the file and download for free. Compared with the previous build A307GUBS3ATB1 https://samfirm.shop/build/A307GUBS3ATB1: bootloader binary raised from 3 to 4, so after installing it there is no way back to older builds; security patch 2020-03-01 instead of 2020-02-01. A newer build for SM-A307G is available: A307GUBS6CWH3 https://samfirm.shop/build/A307GUBS6CWH3.
Bootloader binary 4. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.
Pick your region (CSC) to download the matching firmware package.
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· The security of your device has been improved.
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• Overall stability of your device has been improved.
• The security of your device has been improved.
• The security of your device has been improved.
· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.
• Overall stability of your device has been improved.
• The security of your device has been improved.
• The security 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.
• The security of your device has been improved.