The main data file ends in .QDF. All Quicken versions prior to QW2010 store your data in a series of files all sharing the same filename but with different extensions like - .QDF .IDX, .QEL, .QPH and all …

If your 5-yr old data file was created with a more recent version of Quicken, you will need to purchase a Quicken subscription either from Quicken.com or from a retailer (make sure it is a legitimate retailer …

May 18, 2025 · After you have made the file name changes, I recommend you open Quicken by double clicking on the main data file with the *.qdf file extension in Windows File Explorer. Do this instead of …

My QDF file recently stopped opening from OneDrive. Other files such as my Excel spreadsheets open fine.

How can I open .QDF file from 2004 - (or .QDB file) Farley Quicken Windows Subscription Member July 2022 edited August 2022

Hello I am a UK resident and I need to reclaim withholding tax from Swiss tax authorities. Unfortunately their forms are QDF extension files.

Just change the file extension of the backup file from .QDF-backup to .QDF and open in Quicken. Please make a Windows copy of the backup file first.

Aloha- i had an older version of quicken, which i had updated using the "free" version of Quicken 2013. i have been using it for over a year, no issue.

If you can create a new QDF file (File > New Quicken file) and use it, then the software is functional so there is some issue with your main QDF file. If the software is functional, please explain exactly what …

Nov 29, 2025 · After installing the 65.17 update when I click on a .QDF file Quicken starts the process of trying installing itself and asks me to find the Quicken.msi file on my system. So the only way to open …