This is expected, and you can proceed with installing the software. You will see a message warning you that the software has been downloaded from the internet, and asking if you wish to open it. With the above setting chosen, you should be able to install our software. We sign our software with a Developer ID from Apple. Choose 'App Store and identified developers' Click on the padlock icon at the lower-left corner to enable you to make changes.ģ. Go to System Preferences | Security & PrivacyĢ. To install QIAGEN software, you need to allow apps downloaded from identified developers as well the Mac App Store.ĭo this by adjusting your security settings:ġ. Newer Mac systems include a security setting that can block the installation of apps downloaded from places other than the Mac App Store. You should eject the disk image' or that the software 'is damaged and can't be opened. saying the software 'is damaged and can't be opened. If you are working on Mac OS X 10.9.2 or newer, you may see a message about a software installer being damaged when you try to launch it. What does it mean if a Mac installer says it 'is damaged and can't be opened'?