Shared mailboxes stop updating automatically. The shared mailbox status in the bottom bar in Outlook Desktop will show “Updating this folder”. In addition, you can confirm this is the issue by looking at the Sync Issues folder of the primary Exchange account in the Outlook profile.

Update the device driver. In the search box on the taskbar, enter device manager, then select Device Manager. Select a category to see names of devices, then right-click (or press and hold) the one you’d like to update. Select Search automatically for updated driver software. Select Update Driver.

Learn how to open a shared mailbox in the Outlook Web App. Shared mailboxes let a group of users view and send email, and share a calendar, from a common mailbox.

Learn how to open a shared mailbox in Outlook. Shared mailboxes let a group of users view and send email, and share a calender, and open a contact list from a common mailbox.

To share one or more folders or to share your entire mailbox with others in your organization, follow these steps: Navigate to the folder you want to share. Right-click on the folder and choose Sharing and permissions.

Add a shared folder to your OneDrive. Sign in to OneDrive on your browser with your Microsoft personal account. On the left navigation pane, under OneDrive, select Shared. Files and folders that you can add to your OneDrive are marked Can edit.

If you accidentally delete a file or folder in OneDrive, you may be able to recover it later from the OneDrive recycle bin, and if you're a Microsoft 365 subscriber, you can even restore your entire OneDrive if something goes wrong.

Nearby sharing in Windows lets you share documents, photos, links to websites, and more with nearby devices by using Bluetooth or Wi-Fi. You can share files between PCs that are running Windows 10 or Windows 11.

In the Sharing and permissions page, type the name or email address of the person you want to share your calendar with and assign delegate access. Though you can share your calendar with more than one person, you can only add one person at a time from Outlook on the web.

To open the shared mailbox: In the Tools menu, choose Accounts, and select the account that has access to the mailbox. Select Delegation and Sharing. Choose Shared With Me tab. Choose + to add a shared or delegated mailbox.