Outlook app for Windows 10 comes with its own notification setting. If it is a temporary glitch due to an intermittent network hiccup, the restart should fix it. If the issue happened all of a sudden, don’t worry. In the pane on the right side of the screen, select Apply to X more instances of this file, and then select Undo.Let’s get started right away. On the History tab, select a file that has a Quarantine file Action type.

To remove a file from quarantine across multiple devices Make sure to select items that have the same Action type. On the History tab, select the actions that you want to undo. In the pane on the right side of the screen, select Undo. On the History tab, select an action that you want to undo. In the Action center, on the History tab, you can undo any of the following actions: Action source If you've determined that a device or a file is not a threat, you can undo remediation actions that were taken, whether those actions were taken automatically or manually. For more information, see Approve or reject remediation actions. In addition to using the Action center, you can also approve or reject a remediation action while reviewing an incident. You now have more options to review and approve/reject a remediation action. Select Go hunt to go into Advanced hunting.Select Reject to prevent a pending action from being taken.Select Approve to initiate a pending action.Select Open investigation page to view more details about the investigation.Review the information in the flyout pane, and then take one of the following steps: In the Action center, on the Pending tab, select an item in the list. In the navigation pane, choose Action center. Go to Microsoft 365 Defender portal and sign in. It's important to approve (or reject) pending actions as soon as possible so that your automated investigations can proceed and complete in a timely manner. Review pending actions in the Action center In the Microsoft 365 Defender portal ( ), in the Automated investigation & response card, select Approve in Action Center.To navigate to the Action center, take one of the following steps: For more information, see the prerequisites.

You must have appropriate permissions to approve or reject remediation actions.

Action center office 365