Preinst, Postinst, Prerm, and Postrm Scripts Collectively, preinst, postinst, prerm, and postrm files are all executable scripts which Debian automatically runs before or after package installation. Along with a file named control, all of these files are part of the “control” section of a Debian archive file. Problem: When working with .deb files, when installing a package there are times it would help to edit the various scripts and make changes as part of… https://pseudoscripter.wordpress.com/2026/05/19/preinst-postinst-prerm-and-postrm-scripts/