Did you buy a new ASI120MM? If yes then it probably is an ASI120MM-S (USB3) camera which should work with all modern operating systems. If you bought it second hand then you may not get it to work at all, even if you install the "compatible" firmware. See also this discussion:

www.indilib.org/forum/ccds-dslrs/9702-zwo-vs-qhy.html

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