2. Select the "Free Transform" tool in the left toolbar, and AI will display the sub-tools of the transform tool.
3. Select any control point on the four sides of the border and drag the mouse to transform the text.
4. Click the effect on the menu bar, and click Deformation. There are many effects to choose from in the displayed menu. Take the waveform as an example.
5. Check the preview in the pop-up menu to see the adjusted effect, and adjust the bending, horizontal and vertical levers in the panel to get the desired effect.
After the adjustment is completed, click OK to complete the setting and complete the text conversion operation.