Mac Os Monterey version 12.7.6 to Mac Os Ventura 13.6 for using Adobe Lightroom

It depends on which model of iMac you have. See if your exact iMac model is on the official Apple list of Macs supported by macOS 13:

macOS Ventura is compatible with these computers - Apple help article

in the future, to find the best place to post your message, use the list here, https://community.adobe.com/

p.s. i don't think the adobe website, and forums in particular, are easy to navigate, so don't spend a lot of time searching that forum list. do your best and we'll move the post (like this one has already been moved) if it helps you get responses.

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