While Michigan has charged its fake electors, Fani Willis has taken a different approach by giving several of hers immunity to form a broader RICO case against Trump and his allies.
The grand jury has now been seated as of this week, and indictments are projected for mid-August. Each state will take its own approach.
https://www.theguardian.com/us-news/2023/jul/21/georgia-trump-charges-fraud-election-2020