Galaxy S26 Firmware Update Tracker
Update (March 23): The Galaxy S26 series has finally received Apple AirDrop support in a new software update. It allows Samsung Galaxy users to share files with iPhones, iPads, and Mac devices. It does not require any new apps, and users can activate it from Quick Share settings. To access the new features, your Galaxy S26 phone should be updated to the latest firmware version S948NKSU1AZCF, which has a file size of 857MB.
Update (March 17): Samsung has started working on the One UI 9 firmware update for the Galaxy S26 Ultra. The early test build S948BXXU1BZC5 was spotted on Samsung’s test server for the global variant. Further, some tipsters on Twitter have successfully pulled the One UI 9 firmware from the server, revealing some new features. The early build shows a design shift in key areas like the notification panel and music player, which is expected to come to Galaxy devices.
Update (March 09): Samsung is now rolling out the first software update for Galaxy S26, S26+, and S26 Ultra smartphones. The new firmware version is S948NKSS1AZC7, and it is 557MB in total size. South Korean users can now download the new update, which improves overall security and system stability. Interestingly, the build numbers in firmware indicate it is for the March update, but Samsung delivered the February 2026 patch with it.
Update (March 04): After the launch, for the first time firmware test build has been spotted for Galaxy S26 Ultra. The new March 2026 firmware version in testing is S948BXXU1AZC3, and it is spotted for the European model. The first software version for the new Galaxy S26 Ultra is expected to be released to improve its security and overall user experience.
The new Galaxy S26 series is now official with the One UI 8.5 software update. The stable version comes with plenty of new features and changes. First, it brings Privacy Display to the Ultra model. Further, ProScaler, Photo Assist, Circle to Search, and other Galaxy AI tools have been improved. Also, it has added Now Nudge and Digital Scan functions to assist users in their daily use.
Along with Bixby & Gemini, Samsung has introduced the Perplexity AI platform to its users. To end the barriers between Apple & Samsung, both companies have decided to support each other’s ecosystem. Now, users can send & receive files using Quick Share & AirDrop.
This page tracks all firmware and security updates released for the Galaxy S26, S26+ & S26 Ultra, including software versions, security patch levels, rollout details, and update history.
