It seems MS already
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(
1.421.1419.0
). So I suppose you can switch back again already. Perhaps the
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could have worked as well (and, depending on features you're using, potentially less problematic to switch back-forth between?)
But kinda category tempest in a teapot. It's not the first time RP triggers Defender. It also happens with Avira, and if you check VirustTotal, false positives all the time (mostly by the same couple of exotic vendors).
E.g.
renpy-8.3.4-sdk.7z.exe
(sha256
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) (Bkav Pro: W32.AIDetectMalware, Jiangmin: Trojan.Generic.hpekt) (8.3.2 sdk has the same false positives)