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Download N981BXXS1CUA2 Flash File for Galaxy Note 20 5G SM-N981B – O2C

Yes Android

You’re going to download the Samsung Galaxy Note 20 5G SM-N981B Firmware Update N981BXXS1CUA2 Android 11 R from Yes Android Website.

Samsung is rolling out the 2021-01-01 security update for the Galaxy Note 20 5G based on Android 11 R, and you can download this Stock Firmware Update for your Galaxy Note 20 5G here from Yes Android If you didn't receive it through OTA (Over The Air).

The 2021-01-01 Security Patch Update brings fixes for some issues such as critical vulnerabilities that detected in the Android OS as well as scores of moderate-risk and high-risk vulnerabilities.

N981BXXS1CUA2 Firmware Update for  Galaxy Note 20 5G SM-N981B

You can check the details of the N981BXXS1CUA2 2021-01-01 Security Update Changelog on the current page, but please don't ignore any warnings here such as installing the firmware on the wrong Phone's Model as it will brick your phone.

Download the firmware update for the Samsung Galaxy Note 20 5G . This Firmware Update was released for Czech Republic (O2C) (O2C) , but in case you want to download this Firmware for specific region, you can check for it below.

The PDA Version of this Firmware is N981BXXS1CUA2, CSC is N981BOXM1CTL5, and Android Version is 11 R.

The changelist for this firmware is 20417823, build date is Tue, 22 Dec 2020 10:26:05 +0000 and the Security patch level date is 2021-01-01.

WARNING: This Stock Firmware Update released only for Samsung Galaxy Note 20 5G SM-N981B, so do NOT try flashing it on another Model number even if it has the same Device's name.

Flashing wrong Firmware with Odin Tool or any other tools will brick you Android Phone, so you are the only one who responsible for that (We are NOT). Go to Settings » About and make sure the Model Number is SM-N981B

Full Details about N981BXXS1CUA2 Galaxy Note 20 5G SM-N981B Stock Firmware

Model Number
Country/ Carrier Czech Republic (O2C) (O2C)
Region Code
Android VersionAndroid R 11
Build DateTue, 22 Dec 2020 10:26:05 +0000
Security Patch Level


Samsung Galaxy Note 20 5G SM-N981B Stock Firmware Download

NOTE: In those file hosting services, you will be able to download Firmware files up to 2GB in the Free membership, but if the file is larger than 2GB, you will have to upgrade to the Premium membership.

Country/ CarrierDownload Page
Czech Republic (O2C) (O2C)Stock Firmware
(Download Page)

More updates available for your Device

Device NameModelPDA VersionAndroid VersionAndroid NameBuild DateDownload Page
N981BXXU1CTL511RTue, 08 Dec 2020 05:20:47 +0000Download
N981BXXS1CUA211RTue, 22 Dec 2020 10:26:05 +0000Download
N981BXXS1CUA211RTue, 22 Dec 2020 10:26:05 +0000Download
N981BXXS1CUA211RTue, 22 Dec 2020 10:26:05 +0000Download
N981BXXS1CUA211RTue, 22 Dec 2020 10:26:05 +0000Download
N981BXXU1CUA311RWed, 06 Jan 2021 23:49:27 +0000Download
N981BXXU1CTL511RTue, 08 Dec 2020 05:20:47 +0000Download
N981BXXU1CTL511RTue, 08 Dec 2020 05:20:47 +0000Download

About The Author

Ahmed Sheta

Ahmed Sheta graduated from Computer and Information Institute with MIS Bachelor's degree. He is currently working as a Freelancer SEO Copywriter and YouTuber. He also helps many small and medium Arabic & English websites as a mentor, especially in SEO Copywriting, and Technical SEO. He also trains Creators to be successful on YouTube, and trains webmasters on SEO Copywriting. Ahmed shares his knowledge about IT on his personal Blog and YouTube channel. YouTube has chosen him to be the second Top Contributor & Product Expert in the Arab world. He also a YouTube Certified with 3 Certificates.

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