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News Today Blog


How to Mute Yourself on a Zoom Call

Posted: 30 Apr 2020 08:53 AM PDT

Zoom Logo

While taking part in a video conference using Zoom, sometimes you need to mute your microphone to cough, suppress background noises, or to simply be polite while other people are talking. Here's how to do it.

Mute Yourself Using the Zoom Toolbar

To mute yourself during a Zoom meeting, you'll need to bring up the toolbar. On a PC or Mac, position your mouse over the Zoom window and it will pop up. On an iPhone, iPad, or Android, tap the screen until you see the toolbar.

Locate the "Mute" button (which looks like a microphone) on the toolbar. On a Mac, PC, web client, or smartphone, the toolbar stretches across the bottom of the screen or window. On a tablet, the toolbar appears at the top of the screen. Click or tap on the "Mute" button.

Click or tap Mute on the toolbar in Zoom

The Mute icon will change into a crossed-out microphone and the text will now say "Unmute." Your microphone is now turned off and no one on the call can hear you.

To turn your microphone back on, click or tap the "Unmute" button on the toolbar.

Click or tap Unmute on the toolbar in Zoom

After clicking "Unmute," your microphone will be active again and everyone on the call will be able to hear you.

Mute Yourself Using Zoom Keyboard Shortcuts

It is also possible to mute yourself quickly on a PC or Mac using Zoom keyboard shortcuts. If you're using a Windows 10 PC, press the Alt+A keys to toggle mute on and off. If you're using a Mac, you can press Shift+Command+A to toggle mute on and off.

RELATED: Every Zoom Keyboard Shortcut and How to Use Them

More About Zoom Muting

If you're hosting a Zoom meeting full of interruptions or distracting background noises, it is possible to mute everyone on the call at the same time using the "Mute All" button in the "Participants" list.

And, if you're not hosting, but you're struggling to hear the host over the sounds of all the other conference participants, you can use these keyboard shortcuts on PC or Mac to turn off sound from everyone except the host:

  • Toggle audio on/off for all except host (PC): Alt+M
  • Mute audio for all except host (Mac): Command+Ctrl+M
  • Unmute audio for all except host (Mac): Command+Ctrl+U

Happy Zooming!

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How to Make Group Voice and Video Calls on WhatsApp

Posted: 30 Apr 2020 05:31 AM PDT

A person using WhatsApp on a mobile phone with the Calls tab visible.
Rahul Ramachandram/Shutterstock

If you already use WhatsApp to message your friends and family, why not use it for group voice and video calls, as well? WhatsApp now supports up to eight people on a voice or video call.

In WhatsApp, there are a few different ways you can start a group voice or video call. You can create an impromptu group just for that call, or you can call from within an existing group chat. We'll walk you through both methods below.

How to Start a Call From the Calls Tab

Because WhatsApp voice and video calls are so popular (not to mention free), the app has a separate Calls section on both iPhone and Android.

After you open WhatsApp, tap "Calls." On Android, you'll find this tab at the top of the screen.

Tap "Calls" in the Android version of WhatsApp.

On an iPhone, tap "Calls" in the bottom toolbar.

Tap "Calls" on iPhone.

Now, tap the Call button. On Android, it's at the bottom right of the "Calls" screen.

Tap the Call button to create new group voice or video call on WhatsApp Android app.

On an iPhone, you'll find the Call button in the top-right corner.

Tap the Call button in the "Calls" section of the WhatsApp iPhone app.

Tap the search box and search for contacts you want to add to the group call. Tap a contact to add that person to the call. You can add up to eight participants.

After all your contacts are added, you'll see two buttons on the right-hand side of the participants' list. Tap the Phone button if you want to make a simple group voice call. To make a video call, tap the Video button.

Tap the Phone or Video button in the Whatsapp Android app.

The call will be placed instantly. Once the participants accept the call, you'll see them in their individual boxes.

WhatsApp group calls are pretty free-flowing. You can turn a video call into a voice call (or vice-versa) any time. Just tap the Video button to enable or disable your video.

Tap to turn off video or end the call

You can also add more participants at any time using the Add Contacts button in the top row.

Tap the Add Contacts button to add people to a voice or video call in WhatsApp.

When you're done with the group call, tap the End button.

How to Make Group Voice and Video Calls Using WhatsApp Group Chats

Searching and adding people every time you want to make a group call can be a chore. This can be avoided if you already have a WhatsApp group with the people you want to talk to. If not, you can create a group, as well.

Go to a WhatsApp group chat and tap the Call button in the top-right corner.

Tap the Call button in a group chat in WhatsApp.

A pop-up will ask you to select the people you want to add to the call (on the latest version of WhatsApp, you can add up to eight).

After selecting all of your contacts, tap the Phone button to make a group voice call, or the Video button to make a group video call.

Tap the Video or Phone icon in a WhatsApp group chat.


Want to add some fun to your WhatsApp messages? Try creating your own sticker pack!

RELATED: How To Make Your Own Sticker Pack for WhatsApp on iPhone and Android

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What You Need to Know About Snaps on Ubuntu 20.04

Posted: 30 Apr 2020 05:31 AM PDT

Ubuntu's official snap packages icon.
Ubuntu

Ubuntu 20.04 Focal Fossa is a fantastic release that's been widely praised. However, the decision to change the Software Center to install snap-based applications is controversial. We'll explain what that means for you.

What's a Snap Package on Linux?

"Snap" refers to both the snap command and a snap installation file. A snap bundles an application and all its dependents into one compressed file. The dependents might be library files, web or database servers, or anything else an application must have to launch and run.

The upside to snaps is they make installations simpler because they avoid the heartache of dependency hell. This is what occurs when a new application can't run either because a required resource isn't available, it's the wrong version, or its installation overwrites files required by existing applications so they can't run.

You might expect a snap to be uncompressed and the files extracted at install time. However, it's at run time that the snap file is mounted on a block loop device. This allows the file's internal SquashFS file system to be accessed.

The application is executed in an encapsulated, ring-fenced way, so its files can't interfere with those on your computer. You can even install multiple versions of the same application, and they won't cross-pollinate or fight amongst themselves.

The downside is the installation files are bigger than the traditional Debian package manager (DEB) files. They also use more hard drive real estate. With snaps, every application that needs a particular resource installs its own copy. This isn't the most efficient use of hard drive space. Although hard drives are getting bigger and cheaper, traditionalists still balk at the extravagance of each application running in its own mini-container. Launching applications is slower, too.

Snaps have also been criticized for not following the theme of the desktop and their automatic upgrades. Some people are also wary because snaps aren't necessarily made by the authors of the software. Therefore, they don't consider them to be 100 percent "official."

So, with Focal Fossa, Canonical has replaced the Ubuntu Software application with a version that installs snaps by default. What does this mean to you?

RELATED: What's New in Ubuntu 20.04 LTS "Focal Fossa"

The Ubuntu Software Center

We can use the df command to list the SquashFS file systems mounted on your computer. We'll use the -t (type) option to restrict the output to the file systems we're interested in:

df -t squashfs

We then use the snap list command to list the snaps that are installed:

snap list

df -t squashfs in a terminal window.

There are two snaps related to the GNOME desktop, two related to core snap functionality, one for GTK themes, and one for the snap store. Of course, the snap-store application is also a snap.

Here's the thing: if you run the snap-store command in a terminal window, the application launched is the Ubuntu Software.

Of course, you'd usually run the Ubuntu Software application by clicking its icon. We're launching it from the command line to demonstrate that beneath the surface, it's now the snap-store application:

snap-store

The Ubuntu Software application.

The Ubuntu Software application looks just as you'd expect. You can search for all the same software you could previously.

Let's search for and install the "sqlitebrowser" application. The results screen shows the details of the application and a screenshot. Select "Install" to install the software.

SQLite browser application installation page in the Ubuntu Software application.

If you didn't know, you wouldn't suspect the changes beneath the hood. Scroll down, and you'll see some new, snap-specific information.

Snap-specific information related to SQLITebrowser in the Ubuntu Software application.

The "Details" list provides the following information:

  • Channel: The channel from which the installation will pull the application.
  • Version: The software version.
  • License: The license type.
  • Developer: The person who created the snap, or the people who wrote the application.
  • Source: The source from which the snap will be downloaded (snapcraft.io is Canonical's Snapcraft snap store).
  • Download size: The size of the snap file.

The channel can be one of the following:

  • Stable: The default, which contains the most stable, dependable packages.
  • Candidate: This channel is less stable, but very close to it because it contains release candidate level software.
  • Beta: This channel is late-development-cycle quality, but not guaranteed to be stable.
  • Edge: For early build testers and the inquisitive. You shouldn't use this channel for anything of importance.

After the installation is complete, we can check the list of installed snaps again:

snap list

snap list in a terminal window.

The new entry is listed at the bottom. Let's launch the program:

sqlitebrowser
DB Browser for SQLite main application window.

Everything about the application works just fine, although the interface looks dated. The sculpted, pseudo-3D interface elements will remind you of the GUIs of yesteryear. This isn't common across all snaps, but it's striking in this example.

RELATED: How to Work with Snap Packages on Linux

Installation from the Command Line

Nothing's changed when installing applications from the command line. You still have access to the snap command-line tool, so you can install and uninstall snaps within a terminal window. The apt-get installation command and apt, the apt-get wrapper, are still there, too.

Let's install the same application from the command line. Because the version we installed above is a snap, they won't affect each other in any way:

sudo apt-get install sqlitebrowser

sudo apt-get install sqlitebrowser in a terminal window.

Let the installation complete. Press the Super key and type "sqlitebrowser." After you type a few characters, you'll see two versions of the program on your computer.

Two DB browser for SQLite icons in the search results.

Fire them both up.

Two versions of DB Browser for SQLite running in GNOME.

As you can see, we have two different versions installed and running at the same time.

The version at the back of the image is the one we installed from the command line, and the version in front is the one in the snap:

  • The apt-get version is version 3.11.2.
  • The snap version is 3.11.99.

Despite appearances, the command-line version is the older one. Regardless, it's self-evident the two versions coexist and run together just fine. So, snaps do what they're supposed to with the ring-fencing of different versions of the same application.

Also, installing applications from the command line with apt or apt-get is the same as it always was, and isn't affected by snaps at all.

Which Should You Use?

Do you even care in the slightest which type of application you're using? If not, go with snaps.

If any of the following are deal-breakers (or several of them add up to one), steer clear of the Ubuntu Software application and install your applications the traditional way:

  • Snaps are slower to load. This will be more noticeable on old hardware.
  • Snaps take up more hard disk space.
  • Snaps are updated automatically.
  • Snaps might not match your installed themes.
  • Snaps are not always "official." They're often built by well-intentioned volunteers.

If your computer is reasonably modern, the speed difference between launching a snap or a regular application won't be massive. The biggest time penalty we noticed was during the installation. The snaps took a lot longer to download. Once the files were downloaded, the installation was fast enough. Downloading is a one-off task, though, so it's not something you'll have to deal with daily.

Even if you think snaps are the future, and you're ready to wholeheartedly embrace them, you can't go all-in with them. Some applications aren't available in snap form. In those cases, you'll still have to install them from the command line.


Plainly, Canonical is nailing its colors to the mast with this move. As far as Ubuntu's developers are concerned, snaps are here to stay. As always, you can either use them, ignore them, or have a hybrid system that mixes and matches snaps and traditional DEB-based installations.

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