Merge pull request MicrosoftDocs#5796 from MicrosoftDocs/chrisda

ExternalMailExpiryInDays para description update

Author: chrisda

exchange/exchange-ps/exchange/New-OMEConfiguration.md

@@ -129,6 +129,8 @@ This parameter is only available with a Microsoft 365 Advanced Message Encryptio
 
 The ExternalMailExpiryInDays parameter specifies the number of days that the encrypted message is available to external recipients in the Microsoft 365 portal. A valid value is an integer from 0 to 730. The value 0 means the messages will never expire. The default value is 0.
 
+In the output of the Get-OMEConfiguration cmdlet, the value of this parameter is displayed in the ExternalMailExpiryInterval property.
+
 ```yaml
 Type: String
 Parameter Sets: Int32

exchange/exchange-ps/exchange/Set-OMEConfiguration.md

@@ -133,7 +133,9 @@ This parameter is only available with a Microsoft 365 Advanced Message Encryptio
 
 The ExternalMailExpiryInDays parameter specifies the number of days that the encrypted message is available to external recipients in the Microsoft 365 portal. A valid value is an integer from 0 to 730. The value 0 means the messages will never expire. The default value is 0.
 
-ExternalMailExpiryInDays cannot be updated in the default OME configuration. Create a customized configuration to apply ExternalMailExpiryInDays.
+You can't update the value of this parameter in the default OME configuration. You can only modify this value in a customized configuration.
+
+In the output of the Get-OMEConfiguration cmdlet, the value of this parameter is displayed in the ExternalMailExpiryInterval property.
 
 ```yaml
 Type: String