diff --git a/windows/deployment/update/wufb-reports-do.md b/windows/deployment/update/wufb-reports-do.md
index 1cd4e75799..3a91654ec4 100644
--- a/windows/deployment/update/wufb-reports-do.md
+++ b/windows/deployment/update/wufb-reports-do.md
@@ -74,13 +74,18 @@ There are sevaral calculated values that appear on the Delivery Optimization rep
 
 ## Determine GroupID
 
-In the **Efficiency By Group** subsection, the **GroupID** is displayed as an encoded hash. You can determine the **GroupID** from the hash, or determine the hash for a given **GroupID**.
+In the **Efficiency By Group** subsection, the **GroupID** is displayed as an encoded SHA256 hash. You can create a mapping of decoded to encoded GroupIDs using the following PowerShell example:
 
-Determine the **GroupID** from the hash:
-
-Determine the hash for a **GroupID**:
+```powershell
+$text = "65f64d93-a6c1-446b-95c2-c6117378002c`0" ;
 
+$hashObj = [System.Security.Cryptography.HashAlgorithm]::Create('sha256') ; $dig = $hashObj.ComputeHash([System.Text.Encoding]::Unicode.GetBytes($text)) ; $digB64 = [System.Convert]::ToBase64String($dig) ; Write-Host "$text ==> $digB64"
+```
+In addition, you can see the both the encoded and decoded GroupIDs in the Delivery Optimization logs. 
 
+```powershell
+powershell Get-DeliveryOptimizationLog -Flush | Set-Content C:\dosvc.log
+```
 ## Sample queries
 
 You can use the data in [UCDOAggregatedStatus](wufb-reports-schema-ucdoaggregatedstatus.md)