[U] Carrier-locked Galaxy S21 brings exciting new features with One UI 5.1 in the US

Samsung Galaxy S21 users can now look forward to an exciting upgrade as the latest One UI 5.1 update becomes available in the US. The new update promises a range of new and improved features that will enhance the overall user experience and make using the device even more enjoyable.

“February 25, 2023”

With its latest move to expand the One UI 5.1 update for the Galaxy S21 series in the United States, Samsung has been making waves in the tech industry. After Verizon’s successful implementation of the update, Samsung is now expanding its reach to Xfinity Mobile and Comcast networks, allowing more users to enjoy the latest features and enhancements on their Galaxy S21 devices.

One UI 5.1 Paint Chips widget: Share color palette accent code

Samsung’s One UI 5.1 update for the Galaxy S21 series on Xfinity Mobiles and Comcast carrier-locked networks carries firmware version G99*USQU5EWAI.

“February 23, 2023”

Verizon Galaxy S21 One UI 5.1 update rolling out

The wait is finally over for Verizon customers with a Galaxy S21, Galaxy S21 Plus, and Galaxy S21 Ultra. The One UI 5.1 update is currently rolling out to devices on the network, bringing with it a host of new features and improvements. The update also brings February 2023 security patch.

One UI 5.1 is based on Android 13 and brings a number of new features to the Galaxy S21 series. These include the ability to use the Bixby text call feature in the phone app, support for the Samsung Dex desktop multitasking experience, enhanced the Gallery’s Photo Remaster AI capabilities, and added a shared family album to the Gallery app.

Samsung One UI 5.1 Update: Release date, Features, and Supported devices

In addition, the One UI 5.1 update is currently being rolled out to Verizon Galaxy S21, S21+, and S21 Ultra devices in the US. If you own one of these devices, you should be receiving the update notification soon. However, it’s important to note that the update is expected to reach other Galaxy S21 devices in the coming weeks. You can identify the One UI 5.1 update by checking your device’s build number, which should read G991USQU5EWAI for the Galaxy S21, G996USQU5EWAI for the Galaxy S21+, and G998USQU5EWAI for the Galaxy S21 Ultra. With the update already available for some devices and more to come, Galaxy S21 users can soon enjoy the latest and greatest features from Samsung.

One UI 5.1 Update

One UI 5.1 takes your phone to the next level with new Gallery features as well as productivity and personalization enhancements.

Camera and Gallery

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.

Discover Expert RAW
Expert RAW lets you take high-quality shots, perfect for those who want to have full control and edit photos later. Expert RAW is now easier to access from the More menu in Camera.

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 your family members. 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.

Improved multitasking in DeX
In split-screen view, you can now drag the divider in the center of the screen to resize both windows. You can also snap a window to one of the corners to make it fill a quarter of the screen.

Modes and Routines

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.

Samsung Internet

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.

Additional changes

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, S Pen, 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.

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1 thought on “[U] Carrier-locked Galaxy S21 brings exciting new features with One UI 5.1 in the US”

  1. Hello people, have samsung s21 5g, here in Canada, march3/2023, guess what still waiting on 5.1, seems like we are always the last to get updates, maybe time to buy an iPhone????


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