I have been using it with no problems, although I have read many posts on the forums from people who do have various complaints.  I think it depends a lot on your computer and setup.  As far as a notice, you might want to check this article every so often:

Resolution for 'computer and setup issue: 'Is anyone successfully, and easily using Quickbooks Pro 2016 with Windows 10?' available: Yes.

The computer and setup 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 computer and setup issue yourself by looking for a resolution described in the article. If it is a complex computer and setup issue or you are unable to solve the issue, you may contact us by clicking here or by using other computer and setup support options.

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