Last updated: March 27th, 2026 at 19:51 UTC+01:00


Galaxy Z Fold 5, Fold 4, Flip 5, Flip 4 get March 2026 security update

It fixes 65 security issues.

Abid Iqbal Shaik

Reading time: 2 minutes

samsung galaxy z fold 5 back panel and rear cameras

Abhijeet Mishra / SamMobile

Firmware

Samsung Galaxy Z Fold 5 - Source: Abhijeet Mishra / SamMobile

Samsung’s smartphones with foldable displays from 2022 and 2023, the Galaxy Z Fold 5, Galaxy Z Flip 5, Galaxy Z Fold 4, and Galaxy Z Flip 4, are getting new software updates. 

They bring the March 2026 security patch, which fixes 65 security vulnerabilities present in the previous version of the OS, making these phones more secure than before. 

At the moment, the brand is rolling them out in its home country, South Korea. You can check out their firmware versions below.

  • Galaxy Z Fold 5 – F946NKSS6FZC1
  • Galaxy Z Flip 5 – F731NKSS6FZC1
  • Galaxy Z Fold 4 – F936NKSS7IZC1
  • Galaxy Z Flip 4 – F721NKSS7IZC1

Usually, Samsung releases a new update for a phone first in its home country, South Korea, and a few days later, in other regions around the world. Considering that, the latest update for the Galaxy Z Fold 5, Galaxy Z Flip 5, Galaxy Z Fold 4, and Galaxy Z Flip 4 should become available in other countries in the next few days.

Recently, Samsung debuted the stable version of its latest Android customisation for Android devices, One UI 8.5. Based on Android 16 QPR2, it brings a new user interface and new features. All four foldable phones are eligible to get it. The brand is expected to start rolling it out to eligible devices in the next few weeks.