Some cars are just easier to work on than others, and the relative difficulty level will also depend on things like your own personal experience and how easily you pick up new things. The bottom line is that while anyone can technically install their own head unit, whether or not it’s a good idea is an entirely different question. If you’re thinking about installing your own car stereo, we’ll cover all of the potential pitfalls, provide some useful solutions, and even point you to a hands-on walk-through so you can see what the process looks like from start to finish....

Researchers at a South Korean university recently found a way to create a DNA-based chip that a personal computer can control to perform calculations, according to a new research paper. The team used 3D printing to fabricate a chip, which can execute Boolean logic, one of the fundamental methods of computer programming. It’s the latest step in the growing field of DNA computing, which has stalled for decades but shows great promise....

So, how exactly does the Nintendo 3DS project images without making you wear a pair of retro red-and-cyan 3D glasses? How 3D Works We see 3D in real life because the placement of our eyes combines two 2D images into one 3D image. If two 2D images are taken at different angles—the average distance between our eyes—and we view them side by side while cross-eyed, the image appears to pop out at us....

How Fast Does Your PC Need to Be? The processor (CPU) and RAM are the two most important components to look at when accessing a computer’s speed. RAM is typically measured in gigabytes (GB) or terabytes (TB) while processing speed is measured in gigahertz (GHz). The everyday tasks that most users perform are so minimally hardware-intensive that the lowest-end processors in newer computers are plenty fast enough. For example, 2 to 4 GB of RAM and a 1....

How to Connect to 192.168.1.2 It is usually not necessary to access the router’s administrative console. Still, you might have to if you have connection problems or are setting up the router for first-time use, like to make a Wi-Fi network, change the router password, or set up custom DNS servers. If a router uses address 192.168.1.2 on the local network, you can log in to its administrative console by entering its IP address into a web browser as a regular URL like https://192....

Microsoft recently revealed plans to update the dictation system in Word and Outlook, adding a new auto-punctuation feature, as well as an entirely separate toolbar to help users control how it all works. These changes currently are slated to arrive later this year, and experts believe they will help make dictation a better option for users, especially those who struggle with learning disabilities. “Studies show that using dictation systems as a technology for users with disabilities creates a more cohesive learning environment and has improved their way of life,” Tim Clarke, director of sales and marketing at SEOBlog, told Lifewire via email....

Apple expanded the storage of the entry-level iPad from 16 GB to 32 GB. While 16 GB was fine in the early days, apps now take up much more space, and with so many people now using their iPad to store photos and video, 16 GB just doesn’t cut it anymore. But is 32 GB enough? What to Think About When Deciding on an iPad Model Here are the main questions you will want to ask yourself when picking out an iPad model: How much of my music do I want to put on the iPad?...

What Is PC Power Supply Efficiency? The efficiency rating of a power supply determines how much energy is converted from the wall outlet power to the internal power components. For example, a 75 percent efficiency power supply that generates 300W of internal power would draw roughly 400W of power from the wall. When you plug your computer into the wall, the voltage doesn’t flow directly to the components in the computer....

The mini could contain a thermostat and humidity sensor that Apple hasn’t yet activated. If so, the mini could become one of a growing number of smart home thermostats that help users do everything from control temperatures to set humidity levels at certain times of the day. “If your thermostat is located in a different room than where you spend most of your time, you can use the smart speaker to set the temperature,” Steven Vona, the editor of technology blog Putorius, said in an email interview....

What You Need to Use Microsoft Teams Background Effects Being able to use custom backgrounds in Microsoft Teams isn’t available to everyone. Because Teams is usually administered by company IT departments, not everyone who uses Teams will be able to use Background Effects. Essentially, while Microsoft Teams support the feature generally, it has to be rolled out within your company and made available for you to take advantage of it. In some cases, you may need to update Teams for the feature to show up....

Add an Eject Menu to the Menu Bar Access to eject functionality from the menu bar offers benefits beyond a quick way to eject a disc. For example, if your computer has multiple optical drives, the Eject menu lists each drive so that you can select the disc you want to eject. The Eject menu also comes in handy when you eject a stubborn CD or DVD, such as a disc in a format macOS doesn’t recognize....

How to Add Audio to PowerPoint on a PC These instructions are based on PowerPoint 2019 and 2016, with minor differences for the 2013 and 2010 versions. How to Add Audio to PowerPoint for macOS You can easily add audio to PowerPoint presentations using macOS as well. To test this adjustment, go to Slide Show and, in the Slide Show group, select From Beginning. Your presentation plays from start to finish, including the audio element....

How to Add Money to Apple Pay Cash If you live in a supported country, this is how you add money to your Apple Pay Cash account. How to Check Apple Pay Balance If someone sent you money or you want to see the balance of you Apple Pay Cash card, it’s displayed in the upper right hand corner of the Apple Pay Cash card so you can see it as soon as you open the Wallet app....

How to Add the Ring Doorbell to Google Home The Ring doorbell is a smart, wireless connected device, so it stands to reason you should be able to make it work with other connected home devices. While you can add your Ring doorbell to a Google Home smart speaker, its abilities are somewhat limited. Here’s how to make the connection and exactly what you can do with your Ring and Google Home once you’ve completed the setup....

How to Back Up iPhone 8 and 8 Plus to iCloud Probably the simplest way to backup your iPhone 8 and 8 Plus is to use iCloud. When you do this, your phone automatically backs up its data to your iCloud account whenever it’s connected to Wi-Fi. There’s not much simpler than automatic. Here’s what you need to do: How to Upgrade iCloud Storage Every iCloud account comes with 5 GB of free storage for backups and other data....

Batch Rename Files in Windows 10 Using File Explorer Renaming a file on Windows 10 is simple. You just right-click and select Rename. But doing this for a few dozen or a few hundred files gets tedious. Thankfully, it’s easy to batch rename files in Windows 10 using File Explorer, PowerShell, or the Command Prompt. If you have a batch of pictures or other files that share something in common, you can rename all the files to use the same basic file structure....

How to Block a YouTube Channel on Desktop The block option has moved around quite a bit on YouTube’s website over the years, so it’s understandable if you can’t find it. Here’s how to find the YouTube block button and put it to good use. How to Block a YouTube Channel on Mobile Can you block YouTube channels on iOS and Android smartphones and tablets? Absolutely. Here’s how. How to Ignore YouTube Channels If you’re tired of seeing the same account’s videos suggested to you in your feed while browsing YouTube, you can take several practical actions by tapping on the ellipsis next to its title on both mobile and the web....

How to Cancel Xbox Live Gold The easiest way to cancel Xbox Live Gold, without talking to a customer service agent, is to use the Xbox website. You can use this site to cancel your subscription immediately, turn off your recurring subscription, or even get a refund for any Xbox Live Gold subscription time you haven’t yet used. How to Turn Off Xbox Live Auto-Renewal If you’re currently using Xbox Live Gold, but you’re afraid you’ll eventually stop using it and forget to cancel, you can turn off automatic renewals right now....

How to Change a Chromebook Password Your Chromebook password and your Google password are the same. You change these passwords the same way because you use a single password for all your Google-connected services and devices. Since your Chromebook password is your Google password, you can change it on any device and from any web browser, so long as you’re signed in to Google. Here’s how to change your Chromebook password using your Chromebook:...

How Default Apps Work on iPhone The word “default” means two things when it comes to iPhone apps. First, it means apps that come pre-installed on your iPhone when it ships to you from the factory (or when you reset the phone to factory settings). In the second case, default apps are apps that are always used to do a certain thing. For example, when you tap a website link in an email, it always opens in Safari....