Quick Access Toolbar is a toolbar with a set of commands for you to quickly finish your work. You can use the commands here to quickly perform your tasks. If you want to re-order the commands, please follow the steps below:
Step 1: Click the small triangle at the end of the Quick Access Toolbar;
Step 2: In the drop down list, click "More commands";
Step 3: In the new window, click the command in the right box, then move it up or down by clicking the up/down arrows on right.