Learn how to troubleshoot AD DS service failures or degraded performance. Learn how to recover deleted security objects and the AD DS database, and how to troubleshoot hybrid authentication issues.

Learn about the troubleshooting approaches for audio, video, and client issues in Teams, including collecting appropriate logs and identifying problems with different reports and dashboards.

Microsoft Azure has a sophisticated authentication and access control system to provide high security. Microsoft Entra authentication includes Self-service password reset, multifactor authentication, hybrid integration, and passwordless authentication.

Troubleshoot deployment, connectivity, and authorization issues with Azure Bastion and just in time access to Virtual Machines.

This module focuses on the role of device drivers and troubleshooting problems that pertain to them.

Examines troubleshooting techniques for a hybrid deployment, including how to troubleshoot Exchange transport, directory synchronization issues with pass-through authentication and single sign-on, client access, and mailbox replication service.

Review multidimensional metrics for the load balancer in Azure Monitor Metrics, and check health probe status for the load balancer.

This module examines several tools that Microsoft provides to help messaging administrators find and fix the root causes of mail flow issues most commonly experienced by organizations.

Troubleshoot network issues revolving around WAF, NSG, Azure Firewall, latency within a virtual network.

Learn to troubleshoot on-premises connectivity and hybrid network connectivity. Diagnose common issues with DHCP, name resolution, IP configuration, and routing that can cause reliability and connectivity problems in an on-premises and a hybrid environment.

This module discusses the role of operating system services and how to troubleshoot issues that restrict functionality. This module also discusses resolving issues with signing in to Windows.

The module examines the methods for identifying and troubleshooting issues related to the device's physical hardware.