Overview
- The Galaxy S25 series is receiving the March security patch on carrier-locked US models, with a roughly 580MB download that updates firmware to S93xUSQS8BZBB.
- The Galaxy Z Fold 7 and Z Flip 7, plus last year’s Z Fold 6 and Z Flip 6, are also getting the US build on carrier models, with about 500MB packages tagged by ZC1 or ZC3 suffixes.
- The S25 and recent foldables receive a security-only package that fixes 65 flaws, including eight critical bugs and 52 rated high, with 60 patches from Google and five from Samsung.
- The Galaxy S24, S24+, and S24 Ultra began a separate March rollout in South Korea that contains 67 fixes, including eight critical issues and seven Samsung One UI patches.
- Samsung is pushing the updates in waves by region and carrier, and users can check manually by going to Settings > Software update > Download and install.