Samsung has rolled out One UI 2.1 along with Android 2020 April security patch for the Samsung Galaxy A51 smartphone. With firmware version A515FXXU3BTD4, the update is currently available in Israel, Egypt, Kenya, Morocco, Turkey, Saudi Arabia, Russia, Pakistan, South Africa, and Afghanistan. The company is planning to push the update in additional countries. You will receive an update message notification when the update hits your device.
After the installation of the update, you will be able to work with AR Emoji, Quick Share, Music Share, Samsung Keyboard including an updated Gallery app. The company has only released small set of new One UI 2.1 features to the Galaxy A51. You will find the absence of Single Take, Pro Mode for Video, Night Hyper Lapse Mode, Selfi Tone, and My Filters in addition to Live Caption and AR Zone.
The update measures 1.25GB in capacity and you should make use of Wi-Fi to download the software update. However, you can make use of the mobile data if you have more than 2GB daily limit. The One UI 2.1 update for the Samsung Galaxy A51 is currently being rolled out via OTA. Hence, it will take few days for the update to hit your device.
Alternatively, you can check for the presence of the update manually by navigating to the Settings | Software Update menu. You can also download the new firmware via the database. However, you have to manually flash the firmware on your Galaxy A51.