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ajtrichards/exchange-o365-set-calendar-permissions.ps1

Created August 16, 2022 11:16
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Powershell command to find all users in the Office365 installation and update the calendar permission to show Limited Details.
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exchange-o365-set-calendar-permissions.ps1
pwsh -Command 'Install-Module -Name PSWSMan'
pwsh -Command 'Install-Module -Name ExchangeOnlineManagement'
sudo pwsh -Command 'Install-WSMan'
Connect-ExchangeOnline -UserPrincipalName YOUR_EMAIL_ADDRESS
foreach($user in Get-Mailbox -RecipientTypeDetails UserMailbox) {
$cal = $user.alias+":\calendar"
write-host $cal
Set-MailboxFolderPermission -Identity $cal -User Default -AccessRights LimitedDetails
}
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Users the the Connect-ExchangeOnline command detailed here: https://docs.microsoft.com/en-us/powershell/module/exchange/connect-exchangeonline?view=exchange-ps

Also uses the foreach from from: https://www.2azure.nl/2019/10/20/exchange-online-set-default-calendar-sharing-permissions-for-all-users/

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