Start by selecting the objects on the artboard and then click the Artboard tool in the Tools panel twice. This opens up the Artboard Options Panel. From the Preset dropdown list choose Fit to Selected Art. The artboard will be instantly resized to fit the art on the artboard.
Why can I not crop in Illustrator?
You cannot select the Crop Image option when two or more objects are selected. If you’re working with a linked image, Illustrator prompts you that linked files are embedded after cropping. Click OK to continue. Drag the widget corners and edge handles to define the crop boundaries.
Can I increase the canvas size in Illustrator?
Window > Artboards > Artboard Options
OR you can do this below: Simply click on the horizontal lines top right hand corner of the panel, click and then go to Artboard Options. From here you will be able to change the artboard settings, and change the size to whatever you want.