Thanks for posting in the Community, JH5182.
Yes, when you purchase the annual subscription for QuickBooks Desktop, you'll have the flexibility to download and install it whenever it suits you best. The download will be available in your Intuit account. Just keep the confirmation emails you received from Intuit handy for future reference.
For more details on downloading the software, check out this article: Download QuickBooks Desktop.
Additionally, you can click here for more resources on filing taxes with QuickBooks to help with the deadline around the corner.
Come back to this post if you need further assistance in downloading QuickBooks Desktop, JH5182. I’m here to support you every step of the way!