System requirements for QuickBooks 2012 include the following:
QuickBooks is capable of integrating with hundreds of third-party applications. The following integrations are provided with QuickBooks; additional RAM will enhance the use of these features. See Intuit Marketplace for the most up-to-date list.
QuickBooks 2012 has been tested with the following firewall and antivirus products.
Note: In some cases, it may be necessary to adjust settings in these products to ensure the best possible performance with QuickBooks.
Note: QuickBooks will work with systems running RAID (Redundant Array of Inexpensive Disks) but this is not recommended because performance issues may cause QuickBooks to operate slowly.
Important: Terminal services is only supported with QuickBooks Enterprise.
If this information does not answer your question, you can read discussions and post messages and questions relating to your issue on the Intuit QuickBooks Community site for free. You can contact an agent for additional guidance. Fees may apply.