Learn Editor: Update configure-endpoints-mdm.md

Author: yujiaoMSFT

defender-endpoint/configure-endpoints-mdm.md

@@ -60,7 +60,7 @@ After onboarding the device, you can choose to run a detection test to verify th
 
 ## Offboard devices using Mobile Device Management tools
 
-For security reasons, the package used to Offboard devices will expire 30 days after the date it was downloaded. Expired offboarding packages sent to a device will be rejected. When downloading an offboarding package you'll be notified of the packages expiry date and it will also be included in the package name.
+For security reasons, the package used to Offboard devices will expire 7 days after the date it was downloaded. Expired offboarding packages sent to a device will be rejected. When downloading an offboarding package you'll be notified of the packages expiry date and it will also be included in the package name.
 
 > [!NOTE]
 > Onboarding and offboarding policies must not be deployed on the same device at the same time, otherwise this will cause unpredictable collisions.