Last updated: July 24, 2026

FCM service not available

Problem

A user is trying to enroll a mobile device and receives the error message "FCM service not available."

Cause

You might get this error message if FCM service is unavailable when you try to enroll the mobile device.

Resolution

• Ensure Google Play Services is installed in the device. 
• Ensure the device has proper internet connectivity. 
• Ensure this URL *.clients.google.com:443 is allowed on the device.
• Ensure the device time is the same as the local standard time.

If the issue persists, contact MDM Support (mdm-support@manageengine.com)

Applies to: Profile Management, Device Enrollment

Keywords: Profile Specifications, Device not reachable, Android Agent uninstallation