you'll need to manually subtract that amount from the RMD because Vanguard does not instantly update the amount of RMD you have already taken for the year (in the form of a QCD). If you check back in a few days, it should be all updated. ...
–In June 2022 I was laid off. I had a traditional 401k with this employer worth about $20k. I didn’t do proper research about the IRS’s pro-rata rule, and – here’s the error – rolled over the 401k balance into my Vanguard traditional IRA. I now have that $20k in pre-tax ...