This article talks about the Services in O365 admin center
Services in O365
There are almost 40 services present in O365 admin center, I will discuss few important services from it like Microsoft Bookings, Developer Portal for Teams, Directory synchronization, Microsoft Forms, Microsoft Graph Data Connect, Microsoft Planner, Microsoft Viva Insights, Modern authentication, Microsoft Teams, SharePoint, Whiteboard etc
Lets see them step by step :
Open admin center: https://admin.microsoft.com/
Navigate to : Settings –> org settings –> services in order to use Services in O365

Microsoft Bookings: is a quick and easy alternative to scheduling appointments with your customers over the phone. A customizable public webpage lets your customers and partners find available times and book appointments with relevant people in your organization 24/7.

Developer Portal for Teams: Developer Portal is a tool for managing apps and agents built for Copilot and Microsoft 365 apps. Developers can find tools to configure, validate, and publish their apps and agents

Directory synchronization : Active Directory synchronization allows your company’s administrators to continuously sync your existing on-premises user and group accounts with Microsoft Entra.Microsoft Entra Connect tool can be used to setup Active Directory synchronization.

Microsoft Forms : Manage external sharing and record the names of people in your org who fill out forms.

Microsoft Graph Data Connect : Microsoft Graph Data Connect enables bulk transfer of data to Azure for use by applications you select for use in your organization. Your applications are governed by your organization’s policies and the applicable separate agreement(s) you enter into with the third party who provides the applications (if any). Microsoft is not responsible for use, inability to use, or performance of products or services not provided by Microsoft.

Microsoft Planner : Planner offers a simple, visual way to organize teamwork across your organization. Planner users can create new project plans, organize and assign tasks, share files, and more.

Microsoft Viva Insights: Microsoft Viva Insights boosts your organization’s productivity by giving users insights about their work habits and suggestions to work smarter

Modern authentication : Modern authentication in Exchange Online provides you a variety of ways to increase security in your organization with features like conditional access and multi-factor authentication (MFA). When you turn on modern authentication, Outlook 2013 for Windows or later will require it to sign in to Exchange Online mailboxes. Basic authentication is the less secure method used by older client applications. Microsoft recommends that you turn off basic authentication for your organization. You can either enable security defaults in the Azure portal to turn off basic authentication for all protocols, or use the controls below to turn it off for specific protocols.
Microsoft Teams : Teams helps people work remotely, without feeling remote. Invite everyone you work with to chat, meet, call, and collaborate all in one place no matter where you are

SharePoint: Control external sharing.

Whiteboard: Allow users to access Microsoft Whiteboard and collaborate on shared whiteboards.

It’s all about Services in O365 portal.
Conclusion:
Post reading above article reader will be able to understand and use Services Microsoft Bookings, Developer Portal for Teams, Directory synchronization, Microsoft Forms, Microsoft Graph Data Connect, Microsoft Planner, Microsoft Viva Insights, Modern authentication, Microsoft Teams, SharePoint, Whiteboard etc in O365 admin center
You can also read this article https://microbrother.com/how-to-add-domain-in-o365-quickly/ to add domain’s in O365 admin center
Thank you ☺️