How to check if you have too many devices on your WiFi

You know that moment when your WiFi suddenly decides to stop, right in the middle of your favourite show or a video call? Then you realise half the house is streaming, gaming, updating and syncing all at once. Your WiFi isn’t lazy, but just overwhelmed. 

While broadband is built to handle a lot: multiple devices, streaming in 4K, video calls, gaming marathons, even a fast connection can only juggle so much at the same time.

No need to worry, though, we’re not talking about unplugging half of your gadgets or banning anyone from gaming. Sometimes, your WiFi only needs a little management to get back on track.

Here’s how to check if you have too many devices on your WiFi, what’s using your network, and take back control so every device gets a fair slice of your WiFi. 

WiFi works in shared bandwidth. Every phone, tablet, laptop, smart TV, or smart home device connected to your network uses a portion of your available speed. If too many devices are active at the same time, that shared connection can start to feel stretched. You might notice slower downloads, streaming that constantly buffers, video calls that drop out mid-conversation and delays when gaming online. 

How many devices your network can handle comfortably depends on your broadband speed, the quality of your router, and what each device is doing – streaming in 4K, for example, demands far more than simply checking emails.

How many devcies can WiFi actually handle?

Most modern home routers can support 20–50 devices, but that doesn’t mean your WiFi will perform well with all of them active. Here are some factors that can impact how many devices that can connect to your WiFi smoothly:

• Type of activity: Streaming 4K videos or online gaming uses more bandwidth than checking emails, so less devices will be able to connect.

• WiFi standard: Older routers struggle with multiple devices compared to WiFi 5 or WiFi 6 routers. 

• Bandwidth limit: Your broadband package’s maximum speed may not be enough for many devices running heavy tasks at the same time. 

If your WiFi feels slow, it doesn’t always mean your broadband is the problem. Look out for these clues:

1. Buffering videos and slow downloads

If streaming keeps pausing or downloads take longer than expected, multiple devices could be sharing your bandwidth at the same time, leaving less speed available for each one.

2. Frequent dropouts

Devices disconnecting or struggling to reconnect are a classic sign of network congestion. When too many devices compete for WiFi, your router may struggle to maintain stable connections, causing dropouts on laptops, phones, or smart home devices.

3. Lag in online gaming or video calls

High latency, delays, or frozen video calls often happen when the network is overloaded. Gaming consoles, webcams, and video streaming all require consistent bandwidth, so having too many devices can lead to frustrating lag or choppy video calls.

4. Router lights flashing constantly

If you notice your router blinking more than usual, especially when devices aren’t actively being used, it could mean multiple devices are silently using the network, downloading updates, syncing files, or streaming content in the background.

If you think too many devices might be slowing things down, the first step is to see exactly what’s connected. Once you know how many devices are on your network, it’s much easier to spot anything unnecessary and take back control of your WiFi. 

Most routers let you see connected devices through their admin interface or a dedicated app. To check: 

1. Open your router’s app or web admin page: instructions are usually printed on the router.

2. Find the section labelled “Connected Devices” or “Device List.”: This will show all devices currently using your network. Many smart home gadgets or guest devices might stay connected even when not in use. Forget or remove them from your network. 

3. Review the devices: Note how many devices are active, which ones are using the most data, and spot any you don’t recognise. Most routers allow you to give priority to certain devices (like your work laptop or smart TV) so they get the best speed.

Got Virgin Media at home? You can also check your connected devices with MyVM app. Just open the app and head to My devices > Connected devices to see everything currently using your WiFi. From there, you can pause any devices, run a speed test, or manage your network more easily.

Sometimes your current package just can’t keep up with everything your household is doing online. Upgrading to a higher-speed package can handle more devices simultaneously, reduce buffering, and keep video calls, gaming, and downloads running smoothly. 

If your WiFi is struggling with all your devices, check our latest broadband deals and enter your postcode to see what options are available in your area.