Update Get-MessageTraceDetail.md

Author: dariomws

exchange/exchange-ps/exchange/Get-MessageTraceDetail.md

@@ -37,7 +37,9 @@ Get-MessageTraceDetail -MessageTraceId <Guid> -RecipientAddress <String>
 ```
 
 ## DESCRIPTION
-You can use this cmdlet to search message data for the last 30 days. If you enter a time period that's older than 30 days, you won't receive an error, but the command will return no results.
+You can use this cmdlet to search message data for the last 10 days. If you enter a time period that's older than 10 days, you will receive an error and the command will return no results.
+
+To search for message data that is greater than 10 days old, use the Start-HistoricalSearch and Get-HistoricalSearch cmdlets.
 
 You need to be assigned permissions before you can run this cmdlet. Although this topic lists all parameters for the cmdlet, you may not have access to some parameters if they're not included in the permissions assigned to you. To find the permissions required to run any cmdlet or parameter in your organization, see [Find the permissions required to run any Exchange cmdlet](https://docs.microsoft.com/powershell/exchange/find-exchange-cmdlet-permissions).