Terminology fixes

Author: v-regandowner

articles/backup/backup-reports-email.md

@@ -80,9 +80,9 @@ To troubleshoot this issue:
     * **Azure Monitor Logs Connector has not been not authorized**: To fix this issue, follow the authorization steps as provided above.
     * **Error in the LA query**: In case you have customized the logic app with your own queries, an error in any of the LA queries might be causing the logic app to fail. You can select the relevant step and view the error which is causing the query to run incorrectly.
 
-### Scenario 3: Error in authorizing O365 API connection
+### Scenario 3: Error in authorizing Microsoft 365 API connection
 
-When attempting to authorize the O365 API connection, you might see an error of the form _Test connection failed. Error 'REST API is not yet supported for this mailbox. This error can occur for sandbox (test) accounts or for accounts that are on a dedicated (on-premises) mail server._ 
+When attempting to authorize the Microsoft 365 API connection, you might see an error of the form _Test connection failed. Error 'REST API is not yet supported for this mailbox. This error can occur for sandbox (test) accounts or for accounts that are on a dedicated (on-premises) mail server._ 
 
 This error can occur if the mailbox is on a dedicated Microsoft Exchange Server and isn't a valid Office 365 mailbox. [Learn more](/connectors/office365/#common-errors)
 
@@ -178,4 +178,4 @@ You can also directly update the ARM template, which is used for deploying the l
 ---
 
 ## Next steps
-[Learn more about Backup Reports](./configure-reports.md)
+[Learn more about Backup Reports](./configure-reports.md)