Just in case you are interested in learning the methods that can help you eliminate QuickBooks update error 12045 and bring your software back to normal working mode, then make sure you scroll through the entire segment. However, if you are in a hurry and do not want to perform the fixation procedures on your own, then in that case our certified QuickBooks Pro Advisors are here at your rescue. You can simply give us a call at +1-844-405-0907 and let our technically sound QuickBooks experts help you with all sorts of QuickBooks related queries. Having said that, let us delve in deep to understand the QuickBooks error code 12045 in detail! 

Simply going through the causes and fixes won’t help until you have a little knowledge about what this error code is all about. So, here is a quick view about this error code 12045. This error can be experienced when you try to update the QuickBooks desktop or download the latest release for the same. In a couple of scenarios, the error messages aren’t noticeable, but at times you might experience a warning message such as in the case of 12045 error. It shows up on the screen stating: Error 12045: Failed to download the update. Other than this, there can be a few more errors that can be seen when updating the QuickBooks software, it includes QuickBooks error 12157, 12038, 12037, 15xxx errors, etc.