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    Last updated: November 17th, 2025 at 11:58 UTC+01:00

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    Galaxy S23 also updated with November 2025 security patch

    The update is now available in South Korea and could be released in other countries soon.

    Asif Iqbal Shaik

    Reading time: 2 minutes

    galaxy s23 plus 3
    Firmware

    Samsung has released a new software update for the Galaxy S23 series. It brings the November 2025 security patch to the phones in the lineup. Earlier today, the new software was also released to the Galaxy S24, Galaxy S25, Galaxy Z Flip 5, Galaxy Z Flip 6, Galaxy Z Fold 5, Galaxy Z Fold 6, and the Galaxy Tab S11.

    Galaxy S23 gets November 2025 security update in Korea

    A new software update, featuring the November 2025 security patch, has been released for the Galaxy S23, Galaxy S23+, and the Galaxy S23 Ultra in South Korea. It comes with firmware version S91xNKSS6EYK3 and makes the phones more secure, as it features fixes for at least 25 security vulnerabilities found in the previous software.

    • Galaxy S23: S911NKSS6EYK3
    • Galaxy S23+: S916NKSS6EYK3
    • Galaxy S23 Ultra: S918NKSS6EYK3

    If you have a Galaxy S23 series phone and live in South Korea, you can check for the new software by heading over to Settings > Software update > Download and install. Then, tap the Install now button after the update is completely downloaded to the device. The phone will take a few minutes to install the update.

    Upgrade To Galaxy S25

    Buy From Samsung Store

    Samsung has been slow in rolling out the November 2025 security patch, as the company has been busy with the rollout of the One UI 8.0 update.

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    Asif Iqbal Shaik - Author Image

    Asif Iqbal Shaik - Senior Editor

    [email protected]

    First Samsung device: T100

    Asif is a computer engineer turned technology journalist. He has been using Samsung phones since 2004, and his current smartphone is the Galaxy S21 Ultra. He loves headphones, mechanical keyboards, and PC hardware. When not writing about technology, he likes watching crime and science fiction movies and TV shows.

    Via Firmware Phone Galaxy S23 Galaxy S23 Plus Galaxy S23 Ultra November 2025 Security Patch South Korea
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