Look up your username using your security contact phone number or email address. Request a security code to be sent to the phone number or email you used. Enter the code and select Next. When you see the account you’re looking for, select Sign in.

To sign up for Gmail, create a Google Account. You can use the username and password to sign in to Gmail and other Google products like YouTube, Google Play, and Google Drive. Go to the Google Account creation page. Follow the steps on the screen to set up your account.

When you sign up for a Gmail account, you must claim a Gmail ID that applies to all of Google’s online services, such as Documents, Google+, Reader and Photos. Also referred to as your Google username, your Gmail ID precedes “@gmail.com” and acts as your default profile name when you send emails.

Enter another email or phone or get a new Outlook email.” You will get this message if the email or phone number you are trying to add is already tied to another Microsoft account. You will need to use an alternate phone number, an alternate email or create a new one.

According to the user from the answer below, you can add the same phone number for your multiple accounts, but you need to enter the security code after adding your mobile number to the second account (While trying to login to your second Outlook.com account).

Your Outlook.com password is the same as your Microsoft account password. Go to Microsoft account security and select Password security. As a security measure, you might be prompted to verify your identity with a security code. Decide if you want to receive the security code by email or phone.

Since your Skype account is already a Microsoft account, it is not possible to merge or unlink your Skype and Microsoft account. With your account you will have access to sign in to all your Microsoft services – including Skype, Office Online, Outlook, OneNote, OneDrive, Xbox, and more.

Your Skype Name is the name created when you first joined Skype, other than your email address or phone number. If you sign in with an email address or phone number instead, then you’ll have a Skype Name tied to your Microsoft account.

We’ve made it effortless to give Skype a try – you don’t need an account and you don’t need to download anything. You can chat, make voice or video calls, even share photos, emoticons, and Mojis with your friends. If you don’t, you can join as a guest on Skype for Web on your desktop. Select Join as guest.

Skype now allows users use Skype free service as a guest user, meaning you can now start a chat, make a video or voice call, or transfer files without having to create a Microsoft account or signing in to your Microsoft account. …

Your Skype name is a unique ID for your account, appearing as a string of numbers and letters starting with the word “live.” Your Skype ID can be found on your Skype profile, in both the iPhone and Android mobile app, and in the desktop app.

Microsoft no longer supports Gmail or Facebook accounts for signing into Skype. Your best option is to setup a new Microsoft Account if you don’t have one already: https://support.skype.com/en/faq/FA12125/how-do… You can migrate your Gmail contacts to Outlook.com and they should up in Skype.