Upvote:2
You can start a new application, your initial DS-160 will be deleted from the system after 30 days. There is no harm in filling a new DS-160. Also make sure to save data every now and then as DS-160 logs you out after some time of inactivity.
Upvote:3
Simply start a new application. There's no harm in having two "draft" applications at the same time.