Starting DVD 15.x Lite ends with initramfs

[zabadabadoo]

Hi @wolfsee20. Welcome to the Forum.
I take it you have 15.2 Lite and 15.3 Lite iso's on DVD media.
Question: Did you verify the iso checksum after downloading it. See here:

Methods of downloading Zorin OS

Make sure you check the SHA256 Checksum of downloaded file (particularly if downloaded from 3rd party site), against that published on the Zorin website. You can verify whether the file has been downloaded correctly without corruption by verifying that its sha256 checksum matches the one listed after pressing the “View sha256 checksums” button on this page: Download - Zorin OS To verify the checksum, we would recommend you to use an app called QuickHash, which can be downloaded from here: http…

Was the 12.4 (Lite?) iso also on DVD?
Also what installation steps did you follow in each case?

You may wish to refer to @swarfendor437 's unofficial Zorin 15 manual for Installation advice. You can download a pdf. See here:

Unofficial Manual for Zorin 15

Hi everyone, This is the English version of the Unofficial Zorin 15 manual available to view, download - pdf = 67.1 Mb: LibreOffice .odt file 30 Mb for those with low bandwidth: