1. Open the Opera browser and go to the website with the form you want to fill out.
2. Click the Form button.
3. Start typing in your information into the form fields.
4. As you type, Opera will automatically save your data.
5. When you're finished, click the Submit button to send the form.
Here are some additional tips for filling in forms in Opera:
* Use the Tab key to move between form fields.
* Use the Ctrl + Z shortcut to undo any mistakes.
* Use the Ctrl + Y shortcut to redo any actions.
* Use the Ctrl + A shortcut to select all text in a form field.
* Use the Ctrl + C shortcut to copy text from a form field.
* Use the Ctrl + V shortcut to paste text into a form field.