Simple tricks let you surf Instagram anonymously and see posts without logging in. Here’s everything at a glance.

You might want to change your Gmail name but keep your original email address. Here's how to do it through your settings.

You can easily change your Skype display name by going through your profile settings menu, in any version of the app.

A virtual private network (VPN) can come in handy in lots of ways every day, whether you're using one to stream foreign TV shows or keeping yourself anonymous online so advertisers can't track you.