You can reimport applications from either the Applications page or the Deployment Process Details page.
Initiate a reimport on the Applications page
On the Applications page, click the Deploy button to the right of the application to reimport.

Initiate a reimport on the Deployment Process Details page
1. On the Deployment Process Details page, click the Reimport button.

TIP: You can also find the Reimport Applications option by clicking the vertical ellipsis to the right of the Settings cog.
2. In the Reimport Application side panel that opens, choose whether to redownload the application version from the Applications Catalog.
3. Click Reimport Application(s).