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An antivirus program is an essential part of a multi-layered security strategy — even if you’re a smart computer user, the constant stream of vulnerabilities for browsers, extensions, and the Windows operating system itself make antivirus protection important. RELATED: What’s the Best Antivirus for Windows 10 and 11? (Is Microsoft Defender Good Enough?) On-Access Scanning Antivirus software runs in the background on your computer, checking every file you open. This is generally known as on-access scanning, background scanning, resident scanning, real-time protection, or something else, depending on your antivirus program....

The visual differences between the GNOME and KDE desktop environments are easy to see, so how is it possible to run an app from one under the other without problems? Today’s SuperUser Q&A post has the answer. Today’s Question & Answer session comes to us courtesy of SuperUser—a subdivision of Stack Exchange, a community-driven grouping of Q&A web sites. ‘Shaking Hands’ clipart courtesy of Clker.com. The Question SuperUser reader LeNoob wants to know how KDE apps are able to run under GNOME:...

Whether it’s a low battery or a faulty battery, Windows a good job alerting you to laptop battery issues. But how exactly does it detect problems? Read on as we investigate. Today’s Question & Answer session comes to us courtesy of SuperUser—a subdivision of Stack Exchange, a community-driven grouping of Q&A web sites. The Question SuperUser reader Cam Jackson is curious how his Windows 7 laptop knows the battery is going bad:...

If you are looking to recover or permanently delete your Google Docs documents, you will want to access your Google Docs trash. It’s easy to find that on both desktop and mobile, and we’ll show you how. RELATED: The Beginner’s Guide to Google Docs Restore or Delete Documents in Google Docs Trash on Desktop To access your deleted documents on your Windows, Mac, Linux, or Chromebook computer, use the Google Drive site....

Have you ever needed to backup your Citrix Xen Virtual Machines (VMs) but didn’t want to break the bank doing it? HTG has just the bash script for you with Xen-pocalypse. Image by h.koppdelaney, Stuck in Custom and Hotfortech. One of the nice things in Citrix Xen is that many of its features are free of charge. With that said, if you want the “Automated VM protection and recovery” feature, you would have to start paying for the “Advance” license....

Apple Watch Updates Are Tied to iPhone Updates Before you can update your Apple Watch, you’ll need to update your iPhone to the latest version of iOS. That’s because watchOS updates are currently tied to iOS updates, and you can’t get them separately. If your iPhone isn’t running the latest iOS release, you won’t see the latest watchOS updates on either your Apple Watch or within the Watch app on your iPhone....

Connecting to a TV with a Cable The most common connection type for modern TVs is the HDMI cable, a digital standard that carries both video and audio. The older HDMI 2.0b standard has enough bandwidth for 4K resolutions at 60Hz (with HDR signals), while newer HDMI 2.1 or better devices can do 4K at 120Hz or 8K at 60Hz (and more). Many newer TVs are restricted to HDMI inputs since they dropped the analog circuitry required by older mediums....

sudo and Root Permissions We’ve all heard (the oversimplification) that everything in Linux is a file. In truth, virtually everything in the operating system from processes, files, directories, sockets, and pipes talk to the kernel through a file descriptor. So although everything isn’t a file, most operating system objects are handled as though they were. Where possible, the design of Linux and Unix-like operating systems adhere to this principle. The concept of “everything is a file” is far-reaching in Linux....

You may not realize this, but if you have a Facebook account, you also have a Facebook email address based on your profile name. People can easily guess this email address (@facebook.com) and send you email using it or even use it in a malicious manner. There used to be an inbox for your Facebook email, but that was removed. Now, any email sent to your Facebook email address gets forwarded to your primary email address by default....

Google announced something called “instant Apps” for Android at last year’s Google I/O conference. After a year in the oven, they announced that Instant Apps are now available for all developers to use. In turn, there are also a handful of apps you can test out now. What Are Instant Apps? In a nutshell, Instant Apps allow users to check out most of the features of an app without actually installing it by using deep links and running in a modular environment—hence the reason developers have to enable it as a feature and it doesn’t “just work” for all apps....

If you want to support your favorite Twitch streamers, you could think about hosting them on your own channel. Doing this allows you to repeat the stream to your followers and friends, giving it greater exposure. You can host any channel on Twitch, from the smallest part-time streamers to the well-known, full-timers. It costs you nothing, and if you’re thinking about streaming on Twitch yourself, could help you network with other Twitch users who’ll (hopefully) host you back....

Linux server distros don’t usually ship with a graphical user interface, instead favoring access over SSH using a terminal. But, some applications are easier to use in a window, and even headless servers can run desktop environments over RDP. Why Install a GUI? First off, there are plenty of reasons not to install a GUI. More code and packages mean more updating, downtime, and potential security vulnerabilities. Even lightweight desktop environments can consume a lot of resources, especially on a small server without much RAM....

iPads and iPhones give you control over how your kids can use your devices. You can quickly lock your device to a certain app before handing it over or lock down an entire device with comprehensive parental controls. There are two iOS features are named Guided Access and Restrictions, which will do most of the heavy lifting here. Guided Access is ideal for temporarily handing your iPad or iPhone to a kid, while Restrictions are ideal for locking down a device your kids use all the time....

If you’re worried someone has access to your Slack account, or you want to make sure old devices are no longer logged in, you can log every device out of your account at once. Here’s how to make that happen. Sometimes you just want to make sure every device and user is logged out of your account. This might be because you’re selling an old device, or because you’ve noticed unusual activity....

You might know that there are special cameras for shooting panoramic pictures. Today, we’ll put one together in seconds that we shot with a regular digital camera and a tripod. Grab your favorite image editor and camera, and let’s go! Even if you don’t have Photoshop, you’ll be surprised at how easy it can be to take some good shots, merge them, and get a convincing panorama. With our simple tips, you’ll have a much easier time shooting the right kind of images, and splicing them together to make the perfect panorama....

Adobe Flash is under attack yet again, with yet another “0-day” — a new security hole being exploited before there’s even a patch available. Here’s how to protect yourself from future problems. A malicious website — or a website with a malicious advertisement from a third-party ad network — could abuse one of these bugs to compromise your computer. Enable Click-to-Play (or Uninstall Flash Entirely) RELATED: How to Enable Click-to-Play Plugins in Every Web Browser...

script outputs a typescript of all the commands you’ve run. It works by dropping you into a sub-shell that logs everything you execute. Your session will be saved as plain text when you leave the shell. This makes script more reliable than redirected input streams. Basic Usage The script command can be run without any arguments: A new capturing session will start. Your terminal session will be saved to ....

Restart a Mac Pro The Easy Way Apple makes it easy to restart your Mac Pro using a menu located at the top of your screen. Click the Apple logo in the upper-left corner, then choose “Restart.” If confirmation messages appear, click the “Restart” button. Your screen will go black momentarily, then you’ll see the Apple logo appear as your Mac reboots. When the process is complete, log in with your user account to use your Mac again....

Printing out web pages you want a hard copy of can be a little hit and miss. Unlike other documents, it is not easy to tell exactly how many pieces of paper will be needed, and whether or not there will be any awkward clipping. Add to this the problem of wasting ink by printing out unwanted images and ads, and it is little wonder that many people resort to copying and pasting into a word processor....

Before Windows 8.1, it was possible to sync any folder on your computer with SkyDrive using symbolic links. This method no longer works now that SkyDrive is baked into Windows 8.1, but there are other tricks you can use. Creating a symbolic link or directory junction inside your SkyDrive folder will give you an empty folder in your SkyDrive cloud storage. Confusingly, the files will appear inside the SkyDrive Modern app as if they were being synced, but they aren’t....