By default, when logging in on a HP switch in IRF mode using the web interface, you can only retrieve hardware information of the switch holding the master role. You can retrieve information for the other switches when you log on using Telnet or SSH, then type:
display device manuinfo
This will display hardware information for all chassis and slots.
You can manually trigger Azure AD Connect to perform a sync cycle. Open a Powershell on the server running Azure AD Connect, then type:
During the installation of Azure AD Connect, the registration of the Azure AD Connect Health for Sync-agent may fail. When this happens, you can manually register the agent by running this Powershell cmdlet:
Register-AzureADConnectHealthSyncAgent -AttributeFiltering $false -StagingMode $false
You need the credentials of an O365 account with Global Admin rights.