If you close QuickBooks and then open it again, the company says the software should no longer prompt you to install the update.

Users of Quickbooks for Mac are discouraged from applying the most recent software update. Upon applying said update, users are experiencing a glitch that states “not enough free disk space ...

Do not install a QuickBooks update seeded over the weekend if you're a Mac user, as multiple users are reporting that the update erases files from the Desktop folder.