QB Issue Resolution:

Yup. See below.

https://help.quickbooks.intuit.com/en_US/kb/system-requirements-quickbooks-2018-enterprise-solutions…

Resolution for Issue 'Is Quick Books Desktop Pro 2018 compatible with Windows 7 Pro SP1?' available: Yes (Solved).
Source: Intuit Community forum.

Is Quick Books Desktop Pro 2018 compatible with Windows 7 Pro SP1?: this 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 issue yourself by looking for a resolution described below. If it is a complex issue or you are unable to solve the issue, you may contact us by clicking here or by using other support options.

Support for 2018 compatible
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Error Recovery for 2018 compatible [Canada]
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