iFixit's teardown of the iPhone Duo has arrived and it's especially interesting because of the device's complex folding display.

How locked in do you want to be?

Just because you can do something doesn't mean you should.

Can we find the iPhone Duo's perfect Android match?

Chrome is known for being a memory hog, but it may be more urban myth than reality. Here's how Google Chrome manages RAM.

Windows has an option to give you more working desktop space, but you might have overlooked it.

Airlines don't want you to put batteries in your checked luggage, but how does this affect tiny batteries like those in AirTags?

If you have a first- or second-generation Nest Learning Thermostat, you may be wondering if it's still worth having.

Your router has two or perhaps three bands, and choosing the right one for each device is vital for performance.

Even as a simplified interface, CarPlay has a few icons that aren't so obvious, like its bell that appears on the app switcher.

If you have an iPhone, that is.

Mesh systems generally provide better Wi-Fi coverage than standalone routers, but you can make the mesh signal even stronger.

AirPods work with any Bluetooth device, but they lose almost all of Apple's fancy features.

The Arcade Controller Pro starts at $119.99 and will start shipping in late November.

IPv6 has more available addresses than we could ever hope to use, but not all devices are taking advantage yet.

Sony's gaming service has changed a lot in recent years, and the price reflects that.

Ray-Ban Meta smart glasses have rightly been criticized for the many ways they can violate people's privacy.

Your Mac comes with a fairly robust suite of built-in privacy tools.

Earbuds tend to be smaller and less complex to build than headphones.

A bunch of recent rumors have suggested Samsung has some changes in store for its smartphone interface.

Heat disrupts the accuracy of a quantum computer, so the computer needs to be kept as cold as possible. Which is extremely cold, it turns out.

There's plenty an old Chromebook can do, even if it's not your main computer.

Smart AI glasses are everywhere, but is the audio any good? It really depends on what you're using them for.

Old speakers often get set aside alongside the device they were used with, but you may still be able to use them with your current tech.

Wireless CarPlay doesn't require a new car or head unit; with the right adapter, you can enjoy a cable-free connection.

Even after price hikes, you can get an affordable console, but it requires some care to pick the right option.

An AirTag's battery is easy to replace, but you don't want it to run low at a critical moment.

Setting up a home network is rewarding, but you should be aware of common missteps to avoid hassle in the future.

Electric vehicles lose battery when they're left unused for long periods. There are a number of reasons why, and some might be totally out of your control.

Electric cars need incredibly large batteries that offer long driving ranges and charge quickly, but remain cool when under load. This is how they do so.

Digital wallets can completely remove the need to carry cards and cash, but there's a lot more to them than just your usual Apple, Samsung and Google offerings.

eSIMs are more convenient than physical SIM cards in many ways, but they aren't a 100 percent upgrade.

Adding a new SIM to your phone links it to all Google accounts, and any new Google accounts you add all inherit your phone number.

There's a good reason for that arrangement.

You can try out the new feature on the Steam store's homepage.

Microsoft is reportedly planning to let subscribers build their own Game Pass bundle rather than pay for set tiers.

Capcom ID is still available to use, but users may see more phishing scam emails.

Your PS5 will look great plugged into any HDMI port on a modern TV, but only some unlock its full suite of display features.

The UK has established the AI Biosecurity Lab, which will help it detect biological threats and develop vaccines with AI.

You might have never thought to use Ethernet with your TV, but it's not speed that's worth connecting for.