Public/Shared/Start-BitTitanPreperation.ps1
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function Start-BitTitanPreperation { param ( [Parameter(Mandatory)] [string]$TenantId ) Clear-Host Write-Host "Running BitTitan Preperation for $($TenantId)" -ForegroundColor Cyan try { Connect-CustomerExchange -CustomerTenantId $TenantId Connect-CustomerGraph -CustomerTenantId $TenantId $AdminAccount = Get-MgUser -Filter "startswith(UserPrincipalName,'jyskit-adm@')" -ErrorAction SilentlyContinue | Select-Object -ExpandProperty UserPrincipalName if (!$AdminAccount) { $AdminAccount = Read-Host "Please enter the admin account to use:" } Write-Host "Adding mailbox permissions.." -ForegroundColor Yellow Get-Mailbox -ResultSize Unlimited | Add-MailboxPermission -AccessRights FullAccess -AutoMapping $false -User $AdminAccount -WarningAction SilentlyContinue | Out-Null Write-Host "Setting max send/recieve size.." -ForegroundColor Yellow Get-MailboxPlan | Set-MailboxPlan -MaxSendSize 150MB -MaxReceiveSize 150MB -WarningAction SilentlyContinue | Out-Null Get-Mailbox | Set-Mailbox -MaxReceiveSize 150MB -MaxSendSize 150MB -WarningAction SilentlyContinue | Out-Null Write-Host "Enabling Organization customization.." -ForegroundColor Yellow Enable-OrganizationCustomization -ErrorAction SilentlyContinue Write-Host "Adding management role: ApplicationImpersonation" -ForegroundColor Yellow $ManagementRole = New-ManagementRoleAssignment -Role ApplicationImpersonation -User $AdminAccount -ErrorAction Stop if(!$ManagementRole) { throw "Failed to add management role: ApplicationImpersonation" } Write-Host "Disabling Focused Inbox.." -ForegroundColor Yellow Set-OrganizationConfig -FocusedInboxOn $false Get-Mailbox -ResultSize Unlimited | Set-FocusedInbox -FocusedInboxOn $false | Out-Null Write-Host "Disabling TNEF.." -ForegroundColor Yellow Get-RemoteDomain | Set-RemoteDomain -TNEFEnabled:$false -WarningAction SilentlyContinue| Out-Null Write-Host "Successfully ran BitTitan Preperation for $($TenantId)" -ForegroundColor Green } catch { throw "Failed to run BitTitan Preperation $($TenantId): $_" } } |