Disable & Enable Services for Mailbox

PowerShell commands to Disable mailbox level services for specificed users. Works well for Microsoft 365 Cloud.

Disable Access to Mailbox

#Set $member to username of the user you wan
$member | Set-CASMailbox -OWAEnabled $false -PopEnabled $false -ImapEnabled $false -MAPIEnabled $false -ActiveSyncEnabled $false -EwsEnabled $false
   
Get-CASMailbox $member | Select-Object Name, OWAEnabled, PopEnabled, ImapEnabled, MAPIEnabled, ActiveSyncEnabled, EwsEnabled

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Enable Access to Mailbox

#Set $member to username of the user you wan
$member | Set-CASMailbox -OWAEnabled $true -PopEnabled $true -ImapEnabled $true -MAPIEnabled $true -ActiveSyncEnabled $true -EwsEnabled $true

Get-CASMailbox $member | Select-Object Name, OWAEnabled, PopEnabled, ImapEnabled, MAPIEnabled, ActiveSyncEnabled, EwsEnabled