Is the Samsung Galaxy S21 still getting security updates?

No. Security updates ended in January 2026. The device still works but is increasingly risky for sensitive use.

When does the Samsung Galaxy S21 stop getting security updates?

It already has — in January 2026.

Should I replace my Samsung Galaxy S21?

Not necessarily. You can keep using it with sensible precautions, move it to a supported OS where possible, or replace it — see our guide on options when a device stops getting updates and repair or replace.

How many years of support does the Samsung Galaxy S21 get?

Roughly 5 years of security updates from its January 2021 release, based on the manufacturer's policy.

Samsung Galaxy S21

Introduction: The Samsung Galaxy S21 and Its Current User Base

The Samsung Galaxy S21, released in January 2021, quickly became a popular choice for those seeking a high-performance Android smartphone. With its sleek design, powerful processor, and impressive camera system, it attracted a wide range of users, from tech enthusiasts to everyday consumers. Even today, many people continue to use the Galaxy S21, appreciating its robust features and reliable performance. However, as with all technology, it’s important to understand the device’s lifecycle and what it means for ongoing support.

Update History and Support Policy

When the Samsung Galaxy S21 was launched, it shipped with Android 11 and Samsung’s One UI 3.1, offering a rich and customizable user experience. Samsung committed to providing software updates for a period of four years, ensuring that users would receive the latest features and improvements. Specifically, the Galaxy S21 was slated to receive feature updates until January 2025. In terms of security, Samsung promised updates until January 2026, giving users an additional year of protection against vulnerabilities.

As of now, the Galaxy S21 has reached the end of its feature update period. This means that while the phone will continue to function, it will no longer receive new features or major Android version upgrades. However, security updates will still be provided until January 2026, ensuring that the device remains secure against potential threats.

What the ‘Ended’ Status Means for You

With the Galaxy S21’s feature updates having ended, users should be aware of a few key points. Firstly, the phone will no longer receive new features or Android version updates. This might mean missing out on the latest Android features and improvements that newer devices will enjoy. However, the phone will still function as it has, and most of your daily tasks should remain unaffected.

In terms of security, the situation is more reassuring. Samsung will continue to provide security updates until January 2026. This means that your device will still be protected against newly discovered vulnerabilities and threats. However, it’s important to stay vigilant. Avoid downloading apps from unknown sources and be cautious with links and attachments in messages.

Your Options

If you’re currently using a Samsung Galaxy S21, you have several options to consider:

Keep it safely: Continue using your Galaxy S21, but take extra precautions. Install all available security updates promptly and avoid risky behavior, such as downloading suspicious apps or clicking on unknown links.
Switch to a custom OS: Some users opt to switch to custom ROMs like LineageOS for continued updates and features. However, this approach requires technical knowledge and can void your warranty.
Isolate it: If you decide to keep the phone but are concerned about security, consider using it for less sensitive tasks. For example, use it for media consumption or as a secondary device rather than for online banking or other sensitive activities.
Replace it: If you rely on having the latest features and the best security, it might be time to consider upgrading to a newer device.

When to Replace It

Deciding when to replace your Samsung Galaxy S21 depends on your needs and priorities. If you value having the latest features and the best security, it might be wise to start looking for a new device soon. The end of feature updates means you’ll miss out on new Android versions and features, which could be a deal-breaker for some users.

On the other hand, if you’re comfortable with the current state of your phone and the security updates are sufficient for your needs, you might choose to keep using it until January 2026. Just be sure to monitor the phone’s performance and security closely, and be prepared to upgrade when necessary.

Ultimately, the decision to replace your Galaxy S21 should be based on your personal preferences and how you use your device. Consider your budget, the importance of having the latest features, and your tolerance for potential security risks.