Then, in the Properties group, click Folder Permissions. In People, in the folder pane, click Contacts.If you receive an error when you try to share your contacts with someone outside your organization, contact the person that manages your email account. The person outside your organization receives the sharing invitation in email, and clicks Open this Contacts folder.For more information, see the end of this section. Only an admin in your organization can change the sharing policy for your organization. Review the confirmation dialog box, and then if correct, click OK.If the following error displays when you try to send the sharing invitation, sharing contacts with people outside of your organization is not supported by the sharing policy for your organization.

In the message body, type any information that you want to include, and then click Send.To do so, select the Request permission to view recipient’s Contacts folder check box. If you want to, request permission to view the recipient’s default People folder.If you want to, you can change the Subject. In the To box, enter the name of the recipient for the sharing invitation message.Then, in the Share group, click Share Contacts. In People, in the folder pane, click the contact folder that you want to share with a person outside your organization.You can share any of these folders by doing the following: You might have additional contact folders. The default Contacts folder in Outlook is created in each Outlook profile. Share with specific people outside your organization The person in your organization receives the sharing invitation in email, and clicks Open this Contacts folder.Review the confirmation dialog box, and then if correct, click OK. This option only requests access to the recipient’s default People folder. NOTE: If you want to request access to a contacts folder other than the recipient’s default People folder, you must send an email message that asks for permissions to that particular folder.

Upgrade to outlook 2016 lost contacts