When you run DISM tool, Windows creates its log and saves it on your disk. This article shows how to view DISM log files on Windows 11/10.

I'm looking for a log file viewer that can handle simultaneously viewing multiple arbitrarily wide log files. This is like 'less -S' or toggle-truncate-lines in emacs, where it *does not* do this ...

Delete corrupt Event Viewer Log files in Windows Server Event Viewer logs can become corrupted for several reasons, including unexpected system shutdowns, malware attacks, or hardware failures.