Galaxy Z Flip4 firmware, updates & specs | SamFrewPhone · Galaxy Z
Samsung Galaxy Z Flip4
Released Aug 2022 · 8 model codes · firmware for 151 CSC regions
- Display size
- 6.7"
- RAM
- 8 GB
- Battery
- 3700 mAh
- Rear camera
- 12 MP + 12 MP
- Storage
- 128 GB · 256 GB · 512 GB · 1 TB
Update policyQuarterly security updatesOn Samsung's current security update list
Security updates untilAug 31, 2027As published by Samsung
Latest official updateOne UI 8 · Android 16F721CONS1EZH2 · Oct 7, 2026
Security patch levelAugust 2026Monthly release fixed 63 vulnerabilities
One UI and Android versions of the Galaxy Z Flip4, with the first release of each.
- Oct 2025
One UI 8 · Android 16
Official release: F721BXXUAIYIF (SM-F721B)
- May 2025
One UI 7 · Android 15
Official release: F721USQU8HYD9 (SM-F721U)
- May 2024
One UI 6.1 · Android 14
Official release: F721BXXU6FXE3 (SM-F721B)
- Dec 2023
One UI 6 · Android 14
Official release: F721USQU3EWL1 (SM-F721U)
- Feb 2023
One UI 5.1 · Android 13
Official release: F721BXXU1CWAC (SM-F721B)
- Nov 2022
One UI 5 · Android 13
Official release: F721BXXU1BVK3 (SM-F721B)
- Jul 2022
Android 12
First firmware build: F721BXXU1AVGA (SM-F721B)
As published by Samsung for the SM-F721B; other model codes can differ (chipset, network bands).
Display
- Display size
- 170.3mm (6.7" full rectangle) / 166.4mm (6.6" rounded corners)
- Resolution
- 2640 x 1080 (FHD+)
- Display type
- Dynamic AMOLED 2X
- Refresh rate
- 120 Hz
- Cover display size
- 48.2mm (1.9" full rectangle) / 46.0mm (1.8" rounded corners)
Platform
- CPU speed
- 3.18GHz, 2.7GHz, 2GHz
- CPU cores
- Octa-Core
Memory
- RAM
- 8 GB
- Storage
- 256 GB
Camera
- Rear camera
- 12.0 MP + 12.0 MP
- Rear camera aperture
- F1.8 , F2.2
- Front camera
- 10.0 MP
- Video recording
- UHD 4K (3840 x 2160)@60fps
Battery
- Battery
- 3700 mAh
- Talk time
- Up to 34
Body
- Dimensions
- 165.2 x 71.9 x 6.9 mm
- Weight
- 187 g
- Form factor
- Flip
2 countries
Firmware19 CSCs · 996 builds
Latest buildF721U1UESAIZH2 · Aug 14, 2026
SM-F721W · Galaxy Z Flip4 Bespoke EditionSold in
CanadaFirmware19 CSCs · 743 buildsLatest buildF721WVLSAIZH2 · Aug 14, 2026→ SM-F721USold in
2 countriesFirmware11 CSCs · 479 buildsLatest buildF721USQSAIZH2 · Aug 13, 2026→ SM-F721NSold in
South KoreaFirmware4 CSCs · 238 buildsLatest buildF721NKSS8IZH2 · Aug 14, 2026→ SM-F7210Sold in
3 countriesFirmware3 CSCs · 234 buildsLatest buildF7210ZSSAIZH2 · Aug 17, 2026→ SC-54CSold in
JapanFirmware1 CSC · 21 buildsLatest buildSC54COMS1EZH2 · Aug 20, 2026→ SM-F721CSold inJapanFirmware1 CSC · 21 buildsLatest buildF721CONS1EZH2 · Aug 20, 2026→ 5G bandsN1(2100), N2(1900), N3(1800), N5(850), N7(2600), N8(900), N12(700), N20(800), N25(1900), N28(700), N66(AWS-3); N38(2600), N40(2300), N41(2500), N77(3700), N78(3500) 4G bandsB38(2600), B39(1900), B40(2300), B41(2500); B1(2100), B2(1900), B3(1800), B4(AWS), B5(850), B7(2600), B8(900), B12(700), B13(700), B17(700), B18(800), B19(800), B20(800), B25(1900), B26(850), B28(700), B66(AWS-3) SIMSIM 1 + Embedded SIM; Dual-SIM Wi-Fi802.11 a/b/g/n/ac/ax 2.4G+5GHz, HE160, MIMO, 1024-QAM PositioningGPS, Glonass, Beidou, Galileo, QZSS Software
- Security updates until
- 31 August 2027
Hungary
Ireland
Italy
Latvia
Lithuania
Netherlands
North Macedonia
Norway
Poland
Portugal
Romania
Russia
Serbia
Slovakia
Slovenia
Spain
Sweden
Switzerland
Türkiye
Ukraine
United KingdomAsia-Pacific18
Australia
Bangladesh- Hong Kong SAR China
India
Indonesia- Japan
Kazakhstan
Malaysia
Mongolia
Myanmar (Burma)
New Zealand
Pakistan
Philippines
Singapore- Taiwan
Thailand
Uzbekistan
Vietnam
Americas11
Argentina
Brazil- Canada
Chile
Colombia
Mexico
Panama
Paraguay
Peru- United States
Uruguay
Middle East & Africa10
Egypt
Iran
Iraq
Israel
Jordan
Lebanon
Palestinian Territories
Saudi Arabia
South Africa
United Arab Emirates
Albania
Austria
Azerbaijan
Belgium
Bosnia & Herzegovina
Bulgaria
Croatia
Czechia
Denmark
Estonia
Finland
France
Germany
Greece
