TP-Link Deco S4 Mesh WiFi System Review: Top Pick for Homes?

Struggling with WiFi dead zones in your home and looking for a reliable solution? The TP-Link Deco S4 Mesh WiFi System promises to provide wide coverage and seamless connectivity, making it a popular choice for many households.

After using the Deco S4 ourselves, we were impressed by its ability to eliminate dead zones throughout our home. It covered all three floors of our house with a strong, consistent signal. The setup process was surprisingly simple, taking just a few minutes with the intuitive Deco app.

TP-Link Deco Whole Home Mesh WiFi System (Deco S4) – Up to 3,800 Sq.ft. Coverage, AC1900 WiFi Router and Extender Replacement, Parental Controls, 2-Pack
  • A New Way to WiFi: Deco Mesh technology gives you a better WiFi experience in all directions with faster WiFi speeds and strong WiFi signal to cover your whole home.
  • Better Coverage than traditional WiFi routers: Deco S4 2 units work seamlessly to create a WiFi mesh network that can cover homes up to 3,800 sq. ft. No Dead Zone anymore.
  • Seamless and Stable WiFi Mesh: Rather than wifi range extender that need multiple network names and passwords, Deco S4 allows you to enjoy seamless roaming throughout the house, with a single network name and password.

TP-Link Deco S4 Whole Home Mesh WiFi System

Performance-wise, devices switched smoothly between the Deco units without losing connection. We did notice that the units are not the most aesthetically pleasing, but their reliability outweighs this minor drawback. The parental controls are robust, allowing us to manage and monitor our family’s internet usage effectively.

Bottom Line

If you’re in need of a mesh WiFi system that offers excellent coverage and easy setup, the TP-Link Deco S4 is a worthy choice.

Its consistent performance and user-friendly features make it a great fit for most homes.

Ready to say goodbye to WiFi dead zones? Click here to purchase the TP-Link Deco S4 and enhance your home network today!

TP-Link Deco Whole Home Mesh WiFi System – An Overview

We have used the Deco Mesh system in our home and found it to be quite effective. With its coverage of up to 3,800 sq.ft., the two units in the package ensured there were no WiFi dead zones. It made a noticeable difference in areas where our old router struggled.

The seamless roaming feature worked well as we moved through the house, and the single network name was a convenient plus. Setting it up using the Deco app was straightforward, and we appreciated the built-in parental controls that allowed us to manage online time for the kids.

On the downside, we did encounter occasional drops in connectivity, but these were rare and brief. Overall, it’s a solid choice for those looking to upgrade their home WiFi system.

Seamless Whole-Home Coverage

With the Deco S4, we experienced a reliable and strong WiFi connection in every corner of our home, truly living up to its claim of seamless whole-home coverage. Setting up the system was straightforward, and we appreciated the automatic connection management that ensured our devices always connected to the strongest signal. Even moving between floors, we noticed no drop in connectivity, which was a huge improvement for our multi-level home.

One thing to note is the appearance of the units, which might not fit everyone’s aesthetic preferences. They worked well, though, and ensured a high level of coverage and speed throughout our living space. Using the app to manage the network was intuitive, adding convenience to its impressive performance. Overall, our experience with the Deco S4 highlighted its capability to provide robust and consistent WiFi coverage across an expansive area.

Unified Network Experience

When using the Deco S4, we truly appreciated how it maintains a single network name throughout our home. As we moved from room to room, our devices seamlessly transitioned without any noticeable drops in connection. This consistent connection means we don’t have to remember different network names or passwords—it’s all unified.

One thing we noticed is the reliability it brings. There’s a significant improvement in coverage, even in those trickier dead zones we faced with our previous setup. While we did experience occasional minor slowdowns during peak hours, the overall performance still provides a much smoother online experience.

Another aspect we found beneficial is the easy switching between network nodes. This automatic transition ensures that we’re always connected to the best possible signal, making tasks like streaming and video calls smoother and more enjoyable.

Despite the benefits, the design might not suit everyone’s aesthetic preferences, as we found the units a bit plain. However, the enhanced connectivity and ease of use outweigh these cosmetic preferences for us.

Easy Setup and Management

Getting the Deco S4 up and running is refreshingly straightforward. Using the Deco app, available on Android and iOS, the setup process guided us step-by-step. Within minutes, we had the entire system configured and ready to go. The app’s intuitive interface simplifies tasks like network management and device monitoring.

We appreciated the flexibility of the Deco S4. It offers both router and access point modes, which can be easily switched according to our network needs. Parental controls are robust, allowing us to create unique profiles for each family member and manage internet usage seamlessly. Another plus is the integration with Alexa, making it convenient to manage guest networks with simple voice commands.

While the setup was generally smooth, we did encounter minor hiccups with connecting some older devices, but troubleshooting through the app was helpful in resolving these issues quickly.

Parental Controls and Guest Access

The TP-Link Deco S4 makes it easy to manage online activity for all members of the household. We found the parental controls to be intuitive, allowing us to create individual profiles for each family member. These profiles let us set online time limits and block inappropriate websites with ease. This is a big plus for families with young children or teenagers.

The guest WiFi feature is equally impressive. Activating a separate guest network is straightforward using the Deco app on our smartphone. This ensures our primary network remains secure while providing our guests with internet access. The ability to toggle guest WiFi via Alexa voice commands adds a touch of convenience.

Parental controls and guest access features are robust, making it simple to manage and secure our home network. However, some users may find the initial setup a bit technical, depending on their familiarity with network devices.

Compact and Stylish Design

The Deco S4 units have a compact form factor, making them easy to tuck away in any corner of the home. We appreciate the modern and minimalist look that blends seamlessly with our interior décor. Their sleek white cylinders add a touch of elegance without drawing too much attention.

What stands out is the lack of bulky antennas. This design choice not only saves space but also maintains a clean aesthetic. We do find that their height could be an issue in low-shelf spaces, where they might not fit as comfortably.

One aspect we noticed is the sturdy build quality. The Deco S4 units feel robust and well-constructed. While the plastic exterior might seem less premium to some, it keeps the devices lightweight and easy to handle. Overall, these units offer a practical and visually pleasing solution for our home network.

Pros and Cons


We found that the TP-Link Deco S4 offers excellent WiFi coverage across a large area, up to 3,800 sq. ft. It eliminates dead zones and provides seamless roaming with a single network name. This makes moving around the house without losing connection a breeze. The setup process is straightforward, thanks to the user-friendly Deco app available for Android and iOS devices.

The Deco S4 boasts impressive speeds, capable of connecting up to 75 devices simultaneously. This makes it ideal for homes with multiple smart devices. Additionally, robust parental controls let us manage online time and content for different family members. Each unit includes two Gigabit Ethernet ports for wired connections, enhancing internet speed and stability for wired devices.


Despite its many benefits, some of us might find the aesthetic design of the Deco units less appealing. They are relatively large and only come in white, which might not fit everyone’s home decor preferences.

Another issue some users reported is occasional connectivity drops, although these seem to be exceptions rather than the norm. It’s also worth noting that while the parental controls are robust, setting them up requires some patience and trial and error to tailor them to our specific needs.

What Do Buyers Say?

Several users appreciate this system’s easy setup, often mentioning that it takes just a few minutes to have everything running. They have also praised the coverage and the seamless WiFi throughout their homes, even in larger multi-story houses.

A few users have mentioned aesthetic dislikes, noting that the units are not particularly attractive, especially if you prefer black devices. Despite this, the performance seems to outweigh these cosmetic concerns for most.

Some have shared experiences of frustration with previously unreliable systems. Switching to the Deco S4 appears to have resolved these issues, offering stable and consistent connections.

Parents also find the parental controls useful, giving them peace of mind. A small number of users experienced intermittent connection drops but were able to resolve them with minimal effort.


Our experience with the TP-Link Deco S4 has left us feeling content. The setup process was straightforward, taking only a few minutes. Additionally, the system provided reliable and consistent coverage across multiple floors.

On the downside, the design might not appeal to everyone, particularly those who prefer a sleeker look. Despite this, the performance makes it a strong contender in its price range.

Overall, considering the ease of installation and reliability, we believe the Deco S4 is a solid choice for anyone looking to enhance their home WiFi system.