Free, direct downloads of official stock firmware for the Samsung Galaxy Z Flip3 5G (model code SM-F711N) in the KOO region. Pick a build to update, repair, or unbrick your device with the Odin tool.
Samsung Galaxy Z Flip3 5G (SM-F711N) — KOO
Released 2021, August 27
183g, 6.9mm thickness
Android 11, up to Android 15, One UI 7
128GB/256GB storage, no card slot, no card slot
Samsung Galaxy Z Flip3 5G Released 2021, August 27 | 183g, 6.9mm thickness | Android 11, up to Android 15, One UI 7 | 128GB/256GB storage, no card slot | Foldable Dynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (peak) | 12 MP, f/1.8, 27mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS
12 MP, f/2.2, 123˚ (ultrawide), 1.12µm | Li-Po 3300 mAh
Samsung Galaxy Z Flip3 5G Network Specifications
Detailed Network specifications for the Samsung Galaxy Z Flip3 5G:
A CSC (Consumer Software Customization) code ties a Samsung firmware build to the country and carrier it was released for, controlling branding, available languages and which OTA updates a device receives. The KOO code is used in South Korea by KOO, with 2 distinct Samsung Galaxy Z Flip3 5G firmware versions found so far.
2 Samsung Galaxy Z Flip3 5G firmware versions found for the KOO region, newest first.
Samsung Galaxy Z Flip3 5G KOO Firmware Archive
Official Samsung Galaxy Z Flip3 5G firmware for the South Korea KOO region, including BL, AP, CP, CSC and HOME_CSC packages for Odin flashing.
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Samsung Galaxy Z Flip3 5G Combination & Special Files
Combination and service files for the Samsung Galaxy Z Flip3 5G (SM-F711N) — authorized repair, FRP reset after service, and diagnostics.
Device Mobile
Version
Bit - SW REV
FA
Change list
Updated
Status
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KOO Firmware FAQ
Which carriers use the KOO CSC on the Samsung Galaxy Z Flip3 5G?+
The KOO CSC is used by KOO in South Korea. Flash the KOO firmware only if your device was sold through one of these carriers.
How many Samsung Galaxy Z Flip3 5G firmware versions are available for the KOO region?+
2 distinct Samsung Galaxy Z Flip3 5G firmware versions have been found for the KOO (South Korea) region so far, from oldest to the latest build.
How is the KOO CSC different from other region codes?+
Samsung ties every firmware build to one of roughly 599 CSC (Consumer Software Customization) codes, each tied to a specific country and carrier. KOO is the code for South Korea (KOO) — flashing a different CSC can change your carrier branding, available languages and which OTA updates you receive.