
Samsung Galaxy Z Flip4 F721U1UEU1CWAC is an Android 13 firmware for 8 countries, 19 CSC codes. It is the same firmware configured per region and carrier (CSC). Find your country below, verify the file and download for free. Compared with the previous build F721U1UES1BWA2: security patch 2023-02-01 instead of 2023-01-01. A newer build for SM-F721U1 is available: F721U1UESAIZH2.
Bootloader binary 1. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.
Pick your region (CSC) to download the matching firmware package.
No matching downloads
Specifications of SM-F721B, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.
One UI 5.1 takes your phone to the next level with new Gallery features as well as productivity and personalization enhancements.
Quickly change the color tone for selfies
It's easier to change the color tone of your selfies using the Effects button at the top of the screen.
More powerful search
You can now search your Gallery for more than one person or subject at the same time. You can even search for people without tagging their names just by tapping their faces.
Enhanced image remastering
Remastering does more to make your pictures look great by removing shadows and reflections. You can also remaster GIFs for better resolution and clarity. Preview has also been improved to make it easier to compare the original picture with the remaster.
Create a shared family album
It’s easier than ever to share pictures with your family. Gallery will recommend pictures to add to your shared family album by recognizing the faces of family members you select. You get 5 GB of storage for each family member (up to 6 people).
Revamped info display
When you swipe up while viewing a picture or video in your Gallery, you can see when and where the picture was taken, which device took the picture, where the picture is stored, and more. Now with a simpler layout.
Easily minimize or switch to full screen
You can now minimize or maximize an app window without going to the options menu. Just drag one of the corners.
Access your most used apps in split screen
When you start a split-screen view, the apps you use most often will be shown below your recently used apps to help you find the apps you need faster.
Change wallpapers based on your mode
Set a different wallpaper based on your current activity. Choose one wallpaper for work, one for exercising, and more.
More actions for routines
New actions let you control Quick Share and Touch sensitivity, change your ringtone, and change your font style.
Quick access to useful information
Check severe weather alerts, daily weather summaries, and sunrise/sunset times at the top of the Weather app. The temperature graph now uses colors to show how the temperature changes throughout the day.
Hourly precipitation graph
An hourly graph now shows how much precipitation has fallen at different times of the day.
Summary on Weather widget
A brief summary of the current weather conditions now appears on the weather widget to let you know if it's sunny, cloudy, raining, or snowing.
Continue browsing on another device
If you're browsing the web on one Galaxy phone or tablet and later open the Internet app on another Galaxy device signed in to the same Samsung account, a button will appear that lets you open the last webpage you were viewing on the other device.
Improved search
Your searches now include the names of bookmark folders and tab groups. Improved search logic lets you find what you're looking for even if something isn't spelled correctly.
Let Bixby take your calls
Use Bixby text call to answer calls automatically and find out why the person is calling. You'll see what the caller says in a text chat, and you can tap or type responses that will be read aloud to the caller. Bixby text call is only available in English and Korean.
Check the battery level of your devices
The new Battery widget lets you check the battery level of your devices, right from the Home screen. You can see how much battery is left on your phone, Galaxy Buds, Galaxy Watch, and other supported devices.
Use up to 3 emojis in AR Emoji Camera
Take fun pictures and videos with your friends in Mask mode. You can assign a different emoji to each person’s face.
Settings suggestions
While signed in to your Samsung account, suggestions will appear at the top of the Settings screen to help you share, connect, and enhance your experience across your Galaxy devices.
Spotify suggestions
The Smart suggestions widget now recommends Spotify tracks and playlists based on your current activity. Get the perfect tunes for driving, exercising, and more. To get suggestions, you need to sign in to a Spotify account in the latest version of the Spotify app.
Choose where to save screenshots and screen recordings
You can now change the folder where screenshots and screen recordings are saved.
• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
Check stock prices without unlocking
Stocks you follow on Google Finance with big price changes will appear on your Now bar at the end of the trading day.
Easier file sharing with Quick Share
It's never been easier to send and receive files. Tap the Quick Share button in quick settings to get started. You can receive files while the Quick Share screen is open and send files to others directly from Quick Share.
Sticky notes
Add quick annotations on top o...
• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
Visual enhancements
Enjoy a more sophisticated and unique look. One UI 7 introduces a stunning redesign to key components including buttons, menus, notifications and control bars, providing a more consistent visual experience with curves and circles. Beautiful new colors, soft animations, and an innovative blur effect that's unique to One UI make information hierarchy clearer and help you focus on important information.
Reimagined Home screen
Fr...