I think they did away with that service.  You can get Dropbox or another free cloud service and back up there.

Resolution for 'cloud service issue: 'does Intuit offer back up for QuickBooks Pro 2017 Desktop? If So, where can I find it?' available: Yes.

The cloud service issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the cloud service issue yourself by looking for a resolution described in the article. If it is a complex cloud service issue or you are unable to solve the issue, you may contact us by clicking here or by using other cloud service support options.

For more information about resolving issues related to cloud service in Quickbooks/QBO or to get support for the issue 'does Intuit offer back up for QuickBooks Pro 2017 Desktop? If So, where can I find it?', click the link below: