You can change your warm-up campaign sending parameters when it's running.
1. On the "Inbox" tab, select the inbox warm-up you would like to edit
2. In the "Actions" column, click on the "Edit" button
3. A new page opens, click on "Edit warm-up" button
4. In the "Warm-up options" pop-up, edit the field(s) you want (Maximum emails sent/day, Reply rate/day, Warm-up timing range, etc.)
5. Congrats! 🎉 You successfully edited your sending parameters!