Do I actually need a smart home hub?

Not always. If all your devices use Wi-Fi and one app, a hub is optional. You need a hub when you want Zigbee, Z-Wave or Thread devices (many sensors, locks and bulbs use these low-power protocols that phones cannot speak directly), when you want everything in a single app with automations that span brands, or when you want local control that keeps working if the internet drops. The rise of Matter has blurred this, since many newer devices connect directly, but a hub still adds range, reliability and cross-brand automations.

What is the difference between Matter and Thread?

Thread is a wireless network protocol, a low-power mesh that devices use to talk to each other, similar in role to Zigbee or Z-Wave. Matter is an application standard, the common language that lets devices from different brands work together regardless of the network underneath. A device can be Matter-over-Thread or Matter-over-Wi-Fi. In practice you want a hub or border router that supports both, so a Thread lock and a Wi-Fi camera can live in the same app. Many hubs now double as Thread border routers.

Where should I place my smart home hub?

Put the hub central to your home and out in the open, not buried in a closet or basement corner, because it is the center of a wireless mesh and walls and metal shrink its range. Keep it a few feet from your Wi-Fi router to avoid 2.4 GHz interference, and off the floor. If devices at the edges of the house keep dropping, the fix is usually a more central hub location or adding a mains-powered repeater device (many smart plugs and bulbs extend a Zigbee or Z-Wave mesh) between the hub and the stragglers.

Why do my devices keep disconnecting from the hub?

The three usual causes are range, interference and power. Battery devices at the far edge of the mesh drop first; add a mains-powered repeater in between to extend coverage. Wi-Fi congestion on the 2.4 GHz band interferes with Zigbee and Thread, so move the hub away from the router and change your Wi-Fi channel if needed. Finally, keep hub firmware and device firmware current, since stale firmware causes many pairing dropouts. If one specific device repeatedly falls off, remove and re-pair it close to the hub.

Can I use my smart speaker as a hub?

Sometimes. Several Amazon Echo and Google Nest models include a built-in Zigbee or Thread radio and act as a basic hub, letting you add compatible sensors and bulbs without separate hardware. This is fine for a small setup. For a larger system with Z-Wave devices, complex automations, or local control that survives an internet outage, a dedicated hub like SmartThings or a Home Assistant device gives you more protocols, more reliable automations, and settings a speaker-hub does not expose.

How to Set Up a Smart Home Hub (DIY, Step by Step)

Written & researched by Derek Holt Home & Appliances Editor

Updated August 2026

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Setting up a smart home hub is a no-tools, 30-minute job: plug it in, download the app, and add devices one at a time. There is nothing to wire and no cost beyond the hub ($40 to $130). A hub is worth it when you want low-power Zigbee, Z-Wave or Thread devices, a single app across brands, or automations that keep running if the internet drops. If every device you own is Wi-Fi and lives happily in one app already, you may not need a hub at all. No permit, no pro, no risk.

How to Set Up Samsung SmartThings Hub — Samsung Care

What a hub does and where to put it

A hub is a translator and traffic controller: it speaks the low-power protocols phones cannot, and it becomes the center of a wireless mesh. Place it central to your home, out in the open, off the floor, and a few feet from your Wi-Fi router to avoid 2.4 GHz interference. A closet-buried hub is the number-one reason edge devices drop off.

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Step-by-step setup

Position and power the hub. Set it in a central spot and connect it. Many hubs prefer a wired Ethernet link to the router for reliability; use it if you can.
Install the app and create an account. Download the hub maker's app, create an account, and enable two-factor authentication. Grant local network and Bluetooth permissions so the app can discover the hub.
Add the hub to the app. Follow the guided flow: scan the QR code on the hub or enter its code, connect it to your 2.4 GHz Wi-Fi (or confirm the Ethernet link), and let it update firmware. Wait out the firmware update fully before adding devices.
Add devices one at a time. Put each device into pairing mode near the hub, then add it in the app. Adding devices close, then moving them to their final spot, gives the strongest initial pairing.
Build the mesh outward. Add mains-powered devices (smart plugs, bulbs) first — they act as repeaters that extend the mesh — before adding battery sensors at the edges.
Name and group devices. Give each a clear name and assign it to a room. Consistent naming makes voice control and automations far easier to manage later.
Create your first automations. Start simple: lights on at sunset, a notification if a door sensor opens while you are away. Test each before adding complexity.

Three-quarter view of a person mounting a small camera beside a front door, in soft early-morning light

Matter and Thread, briefly

Thread is the low-power mesh network; Matter is the shared language that lets brands interoperate. Choose a hub that acts as a Thread border router and supports Matter, so a Thread lock and a Wi-Fi camera can coexist in one app. This future-proofs your setup as more devices ship Matter-native.

Devices worth adding

No tools are needed for the hub itself, but the devices you connect are the point. Smart plugs are the cheapest entry and double as mesh repeaters — see our smart plug picks. To fold in security, our DIY security system guide covers hubs that also handle sensors and sirens, and a smart lock is a natural first automation target. If devices at the edges of the house struggle, a stronger network from our Wi-Fi extender guide helps the Wi-Fi devices while repeaters help the mesh ones.

Over-the-shoulder view of a person mounting a small camera beside a front door, in warm late-afternoon light

Mistakes that cause dropouts

Hub in a closet. Walls and metal shrink the mesh. Central and open is the rule.
Adding battery devices before repeaters. Build the mesh with mains-powered devices first, then the edges reach.
Skipping the firmware update. Pairing before the hub finishes updating causes half-added, flaky devices.
Hub jammed against the router. 2.4 GHz Wi-Fi interferes with Zigbee and Thread. Give them a few feet of separation.

Do you need a pro?

No. Hub setup is entirely plug-and-app with no electrical or structural work, so there is nothing here that requires a licensed trade. The only time you would bring in help is if you are also hardwiring devices that touch 120-volt circuits, such as an in-wall smart switch, in which case that specific wiring is the electrician's job, not the hub setup.

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How to Set Up a Smart Home Hub