clarified split button behavior

Fixed a broken link
Clarified guidance about split button behavior in in-built report button

Author: dhairyya

defender-office-365/mdo-support-teams-about.md

@@ -160,5 +160,5 @@ For detailed syntax and parameter information, see [Set-TeamsProtectionPolicyRul
 - [Microsoft Teams](/microsoftteams/teams-overview)
 - [Managing Teams quarantined messages](quarantine-admin-manage-messages-files.md#use-the-microsoft-defender-portal-to-manage-microsoft-teams-quarantined-messages)
 - [Get started using Attack simulation training in Defender for Office 365](attack-simulation-training-get-started.md)
-- [Get started with Defender for Cloud Apps for Microsoft Teams] (/defender-cloud-apps/what-is-defender-for-cloud-apps)
+- [Get started with Defender for Cloud Apps for Microsoft Teams](/defender-cloud-apps/what-is-defender-for-cloud-apps)
 - [Get started with Compliance and DLP protection for Microsoft Teams](/microsoftteams/security-compliance-overview)

defender-office-365/submissions-users-report-message-add-in-configure.md

@@ -168,9 +168,9 @@ A: We recommend you update clients in the Microsoft admin center or ask users to
 
 ### Q: The Report phishing add-in offers a single report option but the built-in Report button has more options. What can I do?
 
-A: This design was finalized after partnership with more than 50 customers and a Private Preview of approximately two and half years. Many customers who had this question are actually much more comfortable with the built-in **Report** button.
+A: This design was finalized after partnership with more than 50 customers and a Private Preview of approximately two and half years. Many customers who had this question are actually much more comfortable with the built-in **Report** button. They have transitioned completely to the built-in **Report** button.
 
-They transitioned completely to the built-in **Report** button. Users were instructed to use the default action (split) for reporting messages as phishing, and to use the side menu to report messages as other types (Junk or Not junk).
+The built-in report button is a split button. Simply clicking on the icon without using the drop down will report the message as Phish. The drop down can be used optionally by the users if they would like to report as other types (Junk or Not junk).
 
 We recommend that you try the built-in **Report** button. If you're still facing issues, you can always reach out to us via Microsoft Support.