You'll want to get to the Moderate area for the quiz in question, where you'll be able to adjust the amount of attempts and time that a specific student would get (but still staying within the quiz availability window. The exact steps vary slightly depending whether you're using Classic Quizzes or New Quizzes, so I'll link a couple guides below for you:
You'll want to get to the Moderate area for the quiz in question, where you'll be able to adjust the amount of attempts and time that a specific student would get (but still staying within the quiz availability window. The exact steps vary slightly depending whether you're using Classic Quizzes or New Quizzes, so I'll link a couple guides below for you:
Adding to what @chriscas said, you may also need to add new "Assign To" rules if you have "available from" and "until" dates set up (see this guide for an example).
