How can I avoid adding the three plus signs, shown, that are not part of my design? What are they called? I'm using Ultiboard.

How can I avoid adding the three plus signs, shown, that are not part of my design? What are they called? I'm using Ultiboard.

| Ranking | Name | Answers |
|---|---|---|
| 1 | PCBWay Team | 7 |
| 2 | SAAD ZAFAR | 2 |
| 3 | Morad Andaloussi | 1 |
| 4 | Daniel Nebert | 1 |