You can download your QuickBooks Desktop (QBDT) version from the Customer Account Management Portal (CAMPs) or the download site, Michealg. Let's go through the steps below.
To begin with, as FishingForAnswers mentioned, you can download QBDT from CAMPs. The Products & Services section shows all your registered Desktop apps and subscriptions. Here, you can find license information or download the 2017 version of QBDT. Please refer to the steps below:
- Sign in to camps.intuit.com.
- Find your app or subscription in the Products & Services list.
- Select Details, then Download.
- Install QuickBooks Desktop.
Alternatively, here's how you can download QBDT from the download site:
- Go to the Downloads & Updates page.
- Select your Country, Product, and Version.

- Hit the Download button.

- Proceed to Steps 2 and 3 to install and activate QBDT.
Additionally, you may refer to the Reinstall or move your QuickBooks Desktop installation and Common questions about reinstalling or moving an existing installation section of this article for further guidance about reinstallations: Move or reinstall QuickBooks Desktop.
Finally, I've included this resource to help you resolve issues with opening QBDT: QuickBooks Desktop won't open.
If you have other questions about downloading QBDT, don't hesitate to add a reply below. The Community team is readily available to provide assistance.