diff --git a/windows/deployment/deploy-enterprise-licenses.md b/windows/deployment/deploy-enterprise-licenses.md
index 719e822d59..9c9fe641ba 100644
--- a/windows/deployment/deploy-enterprise-licenses.md
+++ b/windows/deployment/deploy-enterprise-licenses.md
@@ -255,3 +255,8 @@ At a command prompt, type: **winver**
 A popup window will display the Windows 10 version number and detailed OS build information.
 
 If a device is running a version of Windows 10 Pro prior to version 1703 (for example, version 1511), it will not be upgraded to Windows 10 Enterprise when a user signs in, even if the user has been assigned a subscription in the CSP portal.
+
+### Delay in the activation of Enterprise License of Windows 10 
+
+This is by design. Windows 10 and Windows 11 include a built-in cache that is used when determining upgrade eligibility, including responses that indicate that the device is not eligible for an upgrade. It can take up to four days after a qualifying purchase before the upgrade eligibility is enabled and the cache expires.
+