Use the Add-RecipientPermission cmdlet to add SendAs permission to users in a cloud-based organization.

For information about the parameter sets in the Syntax section below, see [Exchange cmdlet syntax](https://docs.microsoft.com/powershell/exchange/exchange-cmdlet-syntax).

Use the Add-UnifiedGroupLinks cmdlet to add members, owners and subscribers to Microsoft 365 Groups in your cloud-based organization. To remove members, owners and subscribers, use the Remove-UnifiedGroupLinks cmdlet. To modify other properties of Microsoft 365 Groups, use the Set-UnifiedGroup cmdlet.

For information about the parameter sets in the Syntax section below, see [Exchange cmdlet syntax](https://docs.microsoft.com/powershell/exchange/exchange-cmdlet-syntax).

Use the Delete-QuarantineMessage cmdlet to delete quarantine messages from your cloud-based organization

For information about the parameter sets in the Syntax section below, see [Exchange cmdlet syntax](https://docs.microsoft.com/powershell/exchange/exchange-cmdlet-syntax).

Use the Disable-AntiPhishRule cmdlet to disable antiphish rules in your cloud-based organization.

For information about the parameter sets in the Syntax section below, see [Exchange cmdlet syntax](https://docs.microsoft.com/powershell/exchange/exchange-cmdlet-syntax).

Use the Disable-HostedContentFilterRule cmdlet to disable spam filter rules (content filter rules) in your cloud-based organization.

For information about the parameter sets in the Syntax section below, see [Exchange cmdlet syntax](https://docs.microsoft.com/powershell/exchange/exchange-cmdlet-syntax).

Use the Disable-HostedOutboundSpamFilterRule cmdlet to disable outbound spam filter rules in your cloud-based organization.

For information about the parameter sets in the Syntax section below, see [Exchange cmdlet syntax](https://docs.microsoft.com/powershell/exchange/exchange-cmdlet-syntax).

Use the Disable-JournalArchiving cmdlet to disable journal archiving for specific users. Microsoft 365 journal archiving uses mailboxes in Exchange Online to record or journal messages for mailboxes in on-premises organizations.

For information about the parameter sets in the Syntax section below, see [Exchange cmdlet syntax](https://docs.microsoft.com/powershell/exchange/exchange-cmdlet-syntax).

Use the Disable-SafeAttachmentRule cmdlet to disable safe attachment rules in your cloud-based organization. This cmdlet is also responsible for disabling complete Safe Attachments policies in the admin center, which consist of the safe attachment rule and the corresponding assigned safe attachment policy in PowerShell.

For information about the parameter sets in the Syntax section below, see [Exchange cmdlet syntax](https://docs.microsoft.com/powershell/exchange/exchange-cmdlet-syntax).

Use the Disable-SafeLinksRule cmdlet to disable enabled Safe Links rules in your cloud-based organization.

For information about the parameter sets in the Syntax section below, see [Exchange cmdlet syntax](https://docs.microsoft.com/powershell/exchange/exchange-cmdlet-syntax).

Use the Enable-AntiPhishRule cmdlet to enable antiphish rules in your cloud-based organization.

For information about the parameter sets in the Syntax section below, see [Exchange cmdlet syntax](https://docs.microsoft.com/powershell/exchange/exchange-cmdlet-syntax).