What did you try so far?

What about https://askubuntu.com/questions/107364/is-there-any-office-suite-or-application-that-can-read-amipro-sam-files#107399

ChatGPT gave some further tips but I'm no FilterGPT (i.e. too ignorant to separate truth from hallucination and too responsible to spread fake news).

Update

ChatGPT was useless: confused Ami Pro with Word Perfect.