For Manual Checks:

1.  Go to Banks.
2.  Select 'Create a manual accounts payable check'.
3.  On the General tab, click the 'Check Date' drop down.

For a Computer Checks on a check run:

1.  Go to Banks
2.  Select 'Print Check sand Record Bank Drafts'
3.  On the General tab, change the Payment date drop down to <specific date> .