SHARE Document WITH EXTERNAL USERS – SharePoint Online

Understand Share with external.  

https://support.office.com/en-us/article/Turn-external-sharing-on-or-off-for-SharePoint-Online-6288296a-b6b7-4ea4-b4ed-c297bf833e30

Tenant level changes:

https://support.office.com/en-us/article/Manage-external-sharing-for-your-SharePoint-Online-environment-C8A462EB-0723-4B0B-8D0A-70FEAFE4BE85

NOTE :

Need to deactivate below feature to check-out and check-in

Limited-access user permission lockdown mode

When this feature is enabled, permissions for users in the "limited access" permissions level (such as Anonymous Users) are reduced, preventing access to Application Pages.

TO Send emails to distribution lists (DLs) using SharePoint - we Should enable security group

Issue : Library Contribute

When a document contributed to an email should be sent t

Solution : - we have already providing  in CC, but our SharePoint Utilities Send Email not resolving as it is shared mailboxes or distribution lists (DL).

Please follow below steps in order to send emails to a DL from SharePoint, the DL needs to be converted to a security group that is email enabled.

1.     Go to Exchange Management Console -> Recipient Configuration -> Distribution group.

2.     Right-click on the problem group (i.e. the DL or the security group) and choose properties.

3.     On the Mail Flow Settings tab, double click on Message Delivery Restrictions.

4.     Uncheck the check box “Require that all senders are authenticated”.

Once done, the DL’s id can easily be searched in SharePoint’s directory and emails can be sent to