1. In Microsoft Edge, go to edge://flags/#edge-click-once.

2. If the existing value is set to Default or Disabled in the dropdown list, change it to Enabled.

3. Scroll down to the bottom of the browser window and click Restart to restart Edge.

Note: Organizations can use Group Policy to disable ClickOnce support. To check if there is an organizational policy for ClickOnce support, go to edge://policy. The following screenshot shows that ClickOnce is enabled across the entire organization. If this policy value is set to false, you will need to contact an admin in your organization.

Install and run the eDiscovery Export Tool

1. Click Download results on the flyout page of an export in Content Search or an eDiscovery case.

2. You will be prompted with a confirmation to launch the tool, Click Open.

   If the eDiscovery Export Tool isn't installed, you will be prompted with a Security Warning,

3. Click Install. After it's installed, the export tool will launch automatically.