When updating QuickBooks,
QuickBooks Error 12045 happens because of improper date and time settings, a bad internet connection, or firewall constraints. QuickBooks is unable to access update servers because of this problem. Verify the system date and time, modify internet settings, and set up firewall permissions to permit QuickBooks updates in order to resolve the issue. If you would like to speak with a QuickBooks support specialist immediately, please contact us at
+1.833.802.0002.
