You can use a pre-existing email address for your Microsoft account ... Click on the "Account" icon, a small circle with a humanoid design inside it, located in the upper right corner of the ...

Your Google account username is the part of your Gmail address before @gmail.com. You can verify your email username and display name by hovering your mouse over the profile icon in the upper ...

disposable email address into whatever website or app you're registering with. To get to your aliases and delete any that you no longer need, just click on the shield icon again inside Proton Mail ...