Why QuickBooks Update Error 15270 is happening?

1.    Sometimes, the computer fails to download the update files completely because of a poor network connection, lack of memory or untimely termination of the program. There are many other reasons as well.
2.    User Account Settings takes care of security and control of programs or apps that utilize internet connection for their functioning. This checking sometimes interferes with the update functions of QuickBooks.
3.    QuickBooks is mostly configured to work through internet explorer. In fact, Intuit encourages the use of Internet Explorer for using QuickBooks. So, if Internet Explorer is not the default browser, its access to the network might get interrupted.

These are the possible solution to deal with QuickBooks Error 15270. If you find any difficulties in solving this error, you can contact at QuickBooks Error Support Number +1-855-977-7463.