To move it aside, drag it while holding down the Option key. You can also change the order of the control strip contents by holding down Option and dragging the content to where you want it placed. To go back to your document, go to the finder and select the application you were working on. Turning it off and on constantly can seriously damage your computer . It saves a lot of electricity .
Scanners have dirty signals, so placing it at the end helps prevent problems .
It's not likely they'll work a second time around . Always use a high-quality surge suppressor .