Open your favorite web browser and search for “Office 365 E3”. Create an Office 365 E3 trial subscription (tenant) In this post, I will show you how to create an Office 365 E3 Trial subscription. This tenant gives you the ability to try a tenant and Office 365 services like Exchange Online. You have to set up an Office 365 tenant and configure the tenant after that. The good thing is that you can create an Office 365 tenant without a credit card and with a 30-day free trial, including 25 licenses. You can use an Office E3 trial subscription to test Office 365 services before you purchase a subscription. The process to create an Office 365 E3 Trial Subscription is very easy and short. In this blog post, we will set up an Office 365 E3 trial account which we will use in exchange online blog series.