Unlock your devices in 3 steps
Recover data in 3 steps
Feb 21, 2025 • Filed to: Remove Screen Lock • Proven solutions
If you're looking to keep your Samsung S21 but want to switch carriers, you might worry about the hassle of unlocking your phone. Carriers often lock devices to retain customers, but thankfully, you can unlock a Samsung Galaxy S21 Ultra 5G with ease. This process allows you to use a different SIM card, giving you the freedom to choose a provider that suits your needs better.
If you're unsure about how to perform a Samsung S21 Unlock, you've come to the right place. In this guide, we'll explore the best methods to unlock a Samsung Galaxy and how to check if your SIM is locked. With these simple steps, you'll be on your way to enjoying your device with a provider of your choice. Let's get started!
In January 2021, during its Unpacked event, Samsung introduced the Galaxy S21 series, with three smartphones to pick from. The Galaxy S21 and the S21 Ultra, which have received a lot of attention since the debut, have similar designs but distinct prices, specifications, and features. To help you understand which Samsung S21 device is best for you, we've included a comparison of the two options below.
Wondering how to do Samsung Galaxy S20 or Samsung Galaxy S21 unlock? You'll find the answer in this section. Before you just to the unlocking part, you need to check whether your Samsung Galaxy S20 Ultra is locked. To do that, follow these steps:
Step 1: Switch mobile networks by inserting a sim card from a different provider and turning on your phone.
Step 2: If your Samsung Galaxy S20 SIM is locked, a prompt will appear reading Sim Network Unlock PIN or Enter Network Lock Control Key and request the unlock code.
Do you wish to know how to do Samsung Galaxy S20 or Samsung S21 ultra unlock? You'll get the answers in this section. Not being able to use a SIM card on your phone can be annoying, and it can also keep you away from taking important calls or talking to your family when you're out of the station. However, you can get your Samsung S21 unlocked phone through the following methods:
Unlocking a cell phone is a breeze with the help of CellUnlocker.net, an entirely automated solution. It is based on extensive field research. Automated procedures reduce the amount of time required to get the unlock code. Using this platform, you can swap carriers while keeping the device by unlocking the phone's network lock. After unlocking, your phone will always be compatible with GSM networks wherever you go. Swap out your old sim with a fresh one, and you should be ready.
To get unlocked S21 ultra Verizon with CellUnlocker.net, follow these steps:
Note: You can get the IMEI number of your phone by dialing *06# in your phone's dialer.
One of the most popular services, Samsung unlock codes, is a specialty at Simply Unlocked. They can bypass network locks for service providers all over the globe. When you place an order on a weekday between 8 am and 4 pm, you should get a code within 4-8 hours. However, if you try to unlock it on Sunday or after business hours, you should receive a code the next day. The unlocking codes are 100% effective since they are in constant contact with Samsung. Moreover, getting your Samsung s21 ultra unlock code is a paid method.
To do Samsung galaxy S21 ultra 5g unlock using Simply Unlocked, follow these steps:
UnlockUnit.com may unlock most GSM Networks. No one can if UnlockUnit.com can't unlock your phone in the United States, Canada, Europe, Asia, Australia, South America, or any of the other 200+ countries worldwide. Unlock AT&T, Unlock T-Mobile, Unlock T-Mobile US, and more are among our most sought-after GSM Network Phone Unlocking services. In the last 7 years, UnlockUnit.com has unlocked over a million mobile devices.
To get your Samsung S21 Ultra unlock with UnlockUnit.com, follow these steps:
The differences between locked and unlocked Samsung phones are as follows:
If you're struggling to unlock your Samsung S21 or S21 Ultra, Dr.Fone - Screen Lock (Android) is your go-to solution. This user-friendly tool lets you bypass screen locks, including pattern, PIN, password, and fingerprint, in just a few steps. Whether you've forgotten your password, bought a second-hand device, or have a damaged screen, Dr.Fone has you covered. It supports a wide range of Android devices, including the latest Samsung models, and requires no technical expertise. Regain access to your phone effortlessly and enjoy peace of mind knowing your device is in good hands.
Key Features
To remove the screen lock of your Samsung S21 or Samsung S21 Ultra, follow these steps:
Tips: If you're stuck with a locked Android screen and can't remember the password, don't worry—Wondershare Dr.Fone App-Screen Unlock (Android) is here to help. This handy app makes it easy to unlock your phone without needing a computer. Compatible with devices from Samsung, Huawei, Xiaomi, and others, you won't have to stress about losing access to your phone. Simply download the app and follow the straightforward steps to regain control of your device effortlessly. Say goodbye to lock screen frustrations and hello to easy access!
Samsung is amongst the top used smartphone brands all over the world. And with the launch of the S21 series, Samsung S21 and Samsung S21 Ultra has gained much popularity. But what annoys users the most is these phones getting network locked. However, we hope that you know how to do Samsung S21 Unlock after reading this article. Moreover, if you wish to find an all-in-one solution for your Samsung S21 locks, we recommend using Dr.Fone - Screen Unlock (Android)!
staff Editor