Yes, you can continue to use Quicken, QuickBooks and Mint during the upgrade. Keep in mind that the account balances shown may be delayed during the upgrade weekend. Be sure to download any account history you would like access to prior to 5 p.m. on Friday, April 23, as historical data for Quicken or QuickBooks will not be available in online banking after the upgrade. You will also need to deactivate your online banking connection by 5 p.m. on Friday, April 23. On Tuesday, April 27, you will need to reactivate the connection to online banking. If you do not deactivate your online banking connection, you may run into issues with duplicate account details displaying within Quicken, QuickBooks or Mint.