Wrong. This varies by individual state laws. Many states, by law, require delegates to vote for the named candidate they were assigned to on the first convention ballot.
The courts will decide this issue. Not you.
Speaking of individual states....
"CNN conducted a survey of all 50 states.
By
Daniel Dale, Casey Gannon and
Paula Reid, CNN
Published 6:00 AM EDT, Fri July 26, 2024
The election authorities of at least 48 states, both Republicans and Democrats, say there are no obstacles that would prevent Vice President Kamala Harris from getting on election ballots if she becomes the official Democratic presidential nominee, as expected....
The 48 states (plus the District of Columbia) whose election authorities have said the official Democratic nominee will not have ballot issues include the
seven states with the closest margins in the 2020 election, which are widely considered the key swing states again in 2024:
Georgia,
Arizona, Wisconsin,
Pennsylvania, North Carolina,
Michigan and Nevada. The 48 states also include the 15 states where former President Donald Trump, the Republicans’ 2024 nominee, had his highest share of the vote in 2020...
Florida and Montana, did not respond to requests for comment, but a review of the states’
ballot access rules suggests Harris is not likely to face an issue there either.
Since Biden was never the official nominee, states say there’s no problem for Harri
The election authorities in 48 states and the District of Columbia offered highly similar comments explaining why Harris does not face any hurdles getting on the ballot there.
In general, they explained that they receive the names of a major party’s presidential nominee after the nominee is officially chosen by the party; that the Democratic convention has not been held yet (it’s scheduled for in-person events on August 19-22, with an official nomination vote to be held virtually
earlier in the month); and that their state’s deadline for receiving the party nominees’ names has not arrived yet..."
