Error 1500, 1618: Another installation is in progress. You must complete that installation before before proceeding with this install

Problem

When installing Camtasia I receive an error that indicates there is another installation in progress.

Solution

Restart your computer and try installing Camtasia again. If you still receive the error, complete the following:

Windows 10 or Windows 8

1. Press CTRL + ALT + DEL and open the Task Manager.
2. Click More Details in the bottom-left corner.
3. On the Processes tab, click to select Windows Installer under Background processes.
4. Click the End Task button.
5. Install Camtasia again.