Results reflect the answers you gave on the day, so a completed test stays in your account as a record.
If you'd like a fresh attempt at a particular assessment, contact us at support@iqtest360.com with the test name and we'll see what we can do.
For cognitive scores specifically, retaking too soon tends to measure how well you remember the questions rather than how you actually reason — leaving a gap of a few weeks gives you a more meaningful number.