The Installation And Configuration Of The Deco M4r Setup
One of the most well-liked options for mesh Wi-Fi systems that are quick, reliable, and reasonably priced is the TP-Link Deco M4R. With its smooth roaming, dual-band AC1200 speeds, and easy app-based, Deco M4R Setup system provides dependable internet connection throughout your house. This thorough tutorial on Deco M4R Setup, firmware upgrades, performance optimization, and comparisons will cover all you need to know, regardless of whether you’re new to mesh networking or seeking to upgrade.
Deco M4R: What is it?
TP-Link’s Deco line of mesh networking solutions includes the Deco M4R. This dual-band AC1200 mesh system was created to remove dead zones and offer reliable Wi-Fi coverage in big houses. Up to 867 Mbps on 5GHz and 300 Mbps on 2.4GHz are supported by the system, making it appropriate for online gaming, 4K streaming, and smart home integration.
Deco M4R: Why Choose It?
This is what makes Deco M4R unique:
- Whole Home Coverage: A 2-pack may cover up to 4,000 square feet, and additional units can cover even more.
- Smooth Roaming: As you walk throughout your house, devices inevitably link to the sturdiest signal.
- Parental controls include content filtering and screen time management.
- Guest Network: Creating a distinct network just for guests is simple.
- Economical Performance: AC1200 speeds at a reasonable cost.

Deco M4R Setup: Detailed Instructions
TP-Link’s mobile app makes it simple to set up the Deco M4R. For a hassle-free installation, adhere to these easy steps:
- Unpack and turn on
- Take out all of the power adapters and Deco units.
- Using Ethernet that comes with it, link one unit to your modem.
- After turning on the Deco M4R Setup unit, watch for the blue LED.
- Get the Deco App installed
- Get the TP-Link Deco app from the Google Play Store or the iOS App Store.
- Make an account on TP-Link or sign in.
Set Up Your Network
- Open the app, then choose “Deco M4R Setup” from the model list.
- To determine the Deco unit and configure your network name (SSID) and password, adhere to the instructions.
- Following the directions on the app, add more Deco units by positioning them in different parts of your house.
4: Complete and Examine
- After adding all the units, test the app’s speed.
- Verify that all of the Deco units have solid green or white lights, which signify a firm connection.
How the Deco M4R (AC1200 Mesh) Can Be Accelerated
Although the Deco M4R offers good performance right out of the box, there are a few things you can do to increase your Wi-Fi speeds:
- Make the most of placement
- Deco units should be positioned in open spaces away from electrical intrusion and heavy walls.
- Locate weak points with a Wi-Fi analyzer and adjust node placement accordingly.
- Make Fast Roaming Possible
- To ensure smooth transitions between Deco units, go to the Deco app settings and enable Fast Roaming.
- Update the firmware for the Deco M4R
Frequent upgrades enhance security and performance.
Within the Deco app:
- For updates, navigate to More → Update Deco → Check.
- If a firmware update for the Deco M4R is available, follow the instructions.
- Reduce Overload on Devices
- Unused gadgets should be disconnected.
- In the QoS (Quality of Service) settings, give game consoles or streaming devices precedence.
- Modify the Wi-Fi Channel
- Expert users can access the online user interface and change the channels to prevent network interference from nearby networks.
- Make use of Ethernet backhaul
- For quicker and more reliable operation, link Deco devices via Ethernet connections if at all feasible.
Why the Deco M4R Firmware Update Is Important
You can obtain the finest security fixes, performance improvements, and new features by keeping your Deco M4R firmware updated. Updates to the firmware can enhance device compatibility, correct issues, and increase signal reliability.
- To update the firmware, use the Deco app.
- Click More → Deco Update.
- Tap Apprise All if there is an apprise obtainable.
- Install the updated firmware when the machine has rebooted.
- Additionally, you may turn on Auto Update to maintain system updates automatically.
Solving Typical Problems
There may be glitches in even the greatest systems. The following are fast remedies for typical Deco M4R issues:
- The device repeatedly disconnects
- Deco units should be moved closer together.
- Update the firmware.
- Switch off linked devices’ power-saving functions.
- Slow Internet speeds
- Restart the Deco units and modem.
- Verify whether bandwidth is being limited by QoS.
- When 5GHz is accessible, be sure you’re not on the 2.4GHz frequency.
- Unable to Include a New Deco Unit
- Use the reset button to reset the new device for ten seconds.
- Validate that your phone has Bluetooth on.
- During setup deco M4R, make sure the unit is near a functional Deco unit.
Parental Controls And Security
Strong security measures are provided by the Deco M4R to safeguard your home network:
- Firmware upgrades can enable WPA3 encryption.
- Block known dangerous websites using the dangerous Content Filter.
- Parental Controls: Assign each family member use restrictions and content filters.
- Keep visitors on a different, secure network using guest Wi-Fi.
- The Deco App is used to handle these functionalities, which makes it simple to monitor and administer your network from any location.
Deco M4R vs S4 – Which One is Better?
- Performance: Both have almost the same AC1200 speeds (300 Mbps on 2.4GHz and 867 Mbps on 5GHz).
- Design: S4 is more compact and cylindrical in appearance, whereas M4R is higher and vertical.
- Hardware: Both have comparable internal specifications and two gigabit Ethernet connections each.
- Cost: In general, Deco M4R is less expensive than S4.
- Firmware/Features: Mesh technology, same software, and app experience.
- Both are compatible with all Deco mesh expansion models.
- Use Case: S4 is appropriate for customers who want a more streamlined form factor, while M4R is best for those on a tight budget.
- Since they are functionally identical, go with M4R for value and S4 for design choice.
The Deco M4R strikes the ideal balance between cost, functionality, and user-friendliness for homes trying to remove Wi-Fi dead zones on a tight budget. It works particularly well for families who use a variety of smart gadgets, medium-sized households, and flats.
FAQs
What is the default IP address of Deco M4R?
There is no set default IP used by the Deco M4R. DHCP is used to allocate addresses, but the Deco app allows you to access settings without logging in with a conventional IP address.
Why is the blue light flashing on my Deco m4r?
When the Deco M4R flashes blue, it indicates that it is in setup mode and prepared for configuration using the TP-Link Deco app. It shows that it hasn’t been added to the network yet.
How do I change DNS on Deco m4r?
Go to More > Advanced > IPv4 after launching the Deco app. After choosing “Custom” for DNS settings, type in the primary and secondary DNS addresses of your choice and save the setup deco M4R.
How do I reset my Deco M4R?
To get the LED to turn yellow, press and hold the Reset knob on the bottom of the device. By doing this, all prior configurations are erased and factory settings are restored.