You need to connect to a data source before your can create visualizations in a Qlik Sense app. You can preview and manipulate your data in the Data manager. When you are ready, load your data into your app.
Connecting to your data
If your data is in a file on your computer, you can upload it into your cloud using DataFiles.
If your data is in a database, you can use a connector.
If you are working in a shared space, you can add data files and connections directly to the shared space.
Adding and loading your data
Once you have connected your data, Qlik Sense gives you a preview in the Data manager associations window. You can add more data sources, transform the data, and associate tables.
When you are done preparing your data, click the Load data button. You can now use your data to create visualizations in your app.
If you are a more advanced user, you can use the data load script.
Here are some things you can try: