Since support for Debian9 ended on June 30, 2022, its repositories have been moved to archive site.
As a result, when you try to install the package, the following error occurs.
E: Unable to locate package <Package Name>
Please edit "/etc/apt/source.list" as follows by using text editor, etc.
deb http://archive.debian.org/debian stretch main contrib non-free
- ActiveImage Protector 2022 Linux