File Extension Library


.QD7 File Extension

  • Category: Database Files

What is an .QD7 file?

.QD7 file extension has been classified as Database Files.

.QD7 is Omnis Quartz segment 7 data file

The QD7 file extension is associated with Omnis Quartz, one of the first GUI databases for Microsoft Windows. The latest product of this family is called Omnis Studio.

The *.qd7 files contain the 7th segment of database data.


How to open:

Currently there is no specific information available, about how to open this file extension.For general information try to look at:Basic info how to open databases

How to convert:

Currently there is no specific information available, about how to convert this file extension. For general information try to look at:Basic info how to convert databases

How to Open .QD7 file on different platforms

Open .QD7 File on Windows

  • Right-click a .QD7
  • Left-click "Open With" > "Choose another app"
  • Select the program that opens .QD7 file and Select check box "Always use this app to open .QD7 files" Press "Ok"

Open .QD7 File on Mac

  • Right-click (or Ctrl + Left-click) the .QD7 file
  • Click "Open With" > "Other.."
  • Then choose another program from the app list and press "Open"
  • Select check box "Turn on" for "Always open in app"

Open .QD7 File on Linux

Right click on the .QD7 file, choose "Open with" and select a program from the list above

Open .QD7 File on iPhone

Select a file. If you don't see an application to open the .QD7 file, tap "Share" and choose the right app.
Method 2
Save the file. Then open the app «Files». Touch and hold the file, then release your finger. You will see a black menu bar. After that tap "Share" and select an application.

Open .QD7 File on Android

Tap the Settings icon on an Android smartphone, then select «Applications». Click the Settings icon in the upper right corner of the screen, to change the default apps.
If you want to open, edit, save or even convert .QD7 files on Android, then your best bet is to download one of the dedicated apps available on Google Play.

How to fix problems with .QD7 files

  1. You need to update the application that you normally use to open .QD7 files. Only the latest version of the software supports the current .QD7 file format
  2. You need to check the .QD7 file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)