When upgrading an MGOS gateway, it may fail and show the Next Update column on the Software Distribution page as Out of Sync. The Operations page will show the upgrade status as In Progress but with no errors.
On the Software Distribution page, click on the Out of Sync link to view the configuration status. If it shows Config failure - config sync error, then the user needs to manually cancel the upgrade operation. Then Revert the configuration and try the upgrade again.
To cancel the upgrade operation,
To revert the gateway configuration,
Now try the upgrade again.
If after trying the upgrade again, the upgrade still fails, please contact Sierra Wireless Support.