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A digital signature is created using a signing certificate and certificate authority (CA). The former proves your identity and includes a certificate and public key. The latter is the entity that issues and signs digital certificates and guarantees their validity. Additionally, it also has the power to track and revoke certificates. Loans and other legal documents often include digital signatures, which makes it possible to eliminate paper documents. You can purchase digital certificates from third parties such as GlobalSign, IdenTrust, and DocuSign....

Built into Clubhouse is a feature to add events to your Google Calendar and Apple Calendar. This is a terrific way to make sure you don’t miss an interesting conversation. Add Clubhouse Events to Google or Apple Calendar Access the Clubhouse events by tapping the calendar icon at the top. Make sure Upcoming For You is selected in the drop-down list at the top to browse through events. If you see an event you want to add to your calendar, select it....

If you use Google Docs, adding headers, footers, and footnotes is easier than you might think. So for your next document, take a look at how it’s done. Add a Header or Footer in Google Docs You can actually add a header, footer, or both to your document in Google Docs in just a few clicks. So, head to Google Docs, sign in, and open the document you want to use....

There are slight differences between the options in OneNote for Windows as other desktop versions of OneNote including Mac. But all in all, the process is the same and we’ll point out what’s different. Add Rule Lines or Grid Lines to OneNote Pages Open OneNote, head to the notebook you want to work with, and select the page you want to change. Go to the View tab and the Pages Setup section of the ribbon....

Update: Picasa is no longer a service. Google is moving to Google Photos. Here is what the company says: Step 1 – Download and Install iTunes or Quicktime No real magic here. Just head over to http://www.apple.com/itunes/, and you should be able to grab a copy. If your not an iTunes (iPhone/iPod etc..) user, don’t install iTunes. Just grab a copy of Quicktime here: http://www.apple.com/quicktime/. Once downloaded, install the app....

After you’ve done a custom install of Office, you might find later that you need another program offered in the suite. Here’s how to add them in Office 2013. For this article I’m using Office Professional Plus 2013 Preview, but the process is virtually the same for all versions. Kick off the Office 2013 installer again, just like you did when you first installed it. After the initial splash screens, you’ll see the following windows....

We’ll show you how to add slide numbers to your PowerPoint presentation on Windows and Mac. You’ll also learn about your customization options and what’s different between the two platforms. How to Insert Slide Numbers in PowerPoint Open your PowerPoint slideshow and follow these simple steps to add slide numbers. To number all slides, click Apply to All. To number all slides except the title slide, check the box for Don’t show on title slide....

Word 2010 Default Style Keyboard Shortcuts If you don’t know already know the following Word 2010 style keyboard shortcuts, learn them. They’ll save you tons of time in the long run: These will let you whip through basic Word documents without touching your mouse. Custom Style Keyboard Shortcuts in Word 2010 If you want to move beyond the default keyboard shortcuts for Normal and H1 through H3, you can set up your own custom style keyboard shortcuts....

We’ve shown you how to limit the amount of disk space the Recycle Bin uses. But Microsoft added a utility to Windows 10 that’s still available in Windows 11, called Storage Sense, which makes keeping a handle on your storage space a lot easier. And it includes management of the Recycle Bin. Here’s how to automatically make Windows 11 clear out the Recycle Bin on a schedule, so you don’t need to think about it....

There are many alternative DNS services out there like OpenDNS or Google Public DNS. And just last year Cloudflare launched its 1.1.1.1 DNS service. In fact, there’s even a Cloudflare DNS app. It allows you to change your DNS service on iOS or Android devices with a touch of a button. But if you want to change the DNS service on your Apple TV you need to go in and do it manually....

Typically, Windows will put your laptop into a low power mode when you close the laptop’s lid. You can also configure it to shut down entirely via power settings. But what if you have it connected to a monitor and don’t want it to go to sleep or power down? Here we’ll show you how to close a laptop and use a monitor on Windows 11 and 10. This process requires changing power settings via Control Panel on Windows 11 and Windows 10....

But what if a similar situation happens while using your Chromebook? Well, the general idea applies to Chrome OS, too. Here is how to force close an unresponsive app on your Chromebook. Close Unresponsive Apps on Your Chromebook As we’ve discussed in other articles about finding your Chromebook system specs, Chrome OS has its own Task Manager utility. To launch it, open the Chrome browser and click the Menu button (three dots) and then More tools > Task manager....

With Google Docs, you can use a handy built-in tool called Compare Documents. You can always open each document in its own tab and move between the two. But this feature lets you see the differences in one spot, on one tab. You can then pick parts you want to keep and form a final document if you like. Compare Documents in Google Docs You can compare two documents in Google Docs quite easily....

The solution? Follow my quick How-To below to convert your FAT32 File System to NTFS. Because it’s possible to experience data corruption and loss when converting a drive from FAT32 to NTFS, I recommend that you either back up the drive beforehand OR, copy the data off the drive, and perform a standard format selecting NTFS as your file system. On the plus side, there are many advantages of going to NTFS above and beyond the 4GB file size limit such as – auto-recovery of disk errors, larger drive size support, and security....

You can always send a carbon copy (cc) email, but it means finding each contact to add to the list. A more straightforward method is to create a group email list in Gmail. Creating a group list takes a few minutes, but if you plan on emailing the same users, it’ll save you a lot of time. For example, you can use it to email a group of friends or your family, or as part of a larger mailing campaign....

When a user is done, Windows erases the data created in the guest account during the session. Microsoft deprecated the guest account feature starting with Windows 10. However, you can create a local “guest” account on Windows 11 that’s password-free and works in a pinch. Note: The following instructions will create a local user account with fewer limitations. For example, a user of a local guest account can install apps and change settings, but it won’t affect your profile....

If you’ve enabled virtualization in Windows 11, you should be able to create a virtual machine using the Hyper-V Manager. Here’s how. Create a Virtual Machine in Windows 11 Before you begin, make sure virtualization is enabled in your PC’s BIOS/UEFI settings. You’ll also need a PC that is capable of virtualization and has the necessary system resources. To get started, press Start or hit the Windows key on your keyboard....

Create and Manage Alarms on Apple Watch To create an alarm, bring up your apps list and tap the “Alarms” app to launch it. And then tap “Add Alarm” from the list. Now, to set the alarm, tap the hours or minutes and turn the watch’s Digital Crown to adjust the minutes up or down. Make sure to tap AM or PM for the time you want, too. When you are done, tap the “Set” button (or Cancel if you want to start over)....

One of the criticisms of Apple Watch has been the inability of developers to create and sell third-party watch faces. That hasn’t changed in watchOS 7, although I’d like to believe the new sharing tool is a small step in that direction. Sharing Watch Faces You can send others your customized Watch faces directly through Apple Watch or in iOS 14 using the familiar share sheets. Naturally, the other person must also have watchOS 7 installed to use and edit the face....

Customize iOS Spotlight Search Results On you iDevice, go to Settings » General then tap Spotlight Search. Now tap and hold the lists button. Move the search categories in the order you want searched first. Moving a category to the top will make it priority and down from there. When you use Spotlight Search, as you type in your query, it will search the categories in the order you chose. In this example I put Applications to the top....