|Checkbox in explorer, click on image to enlarge|
• Open Windows Explorer, click Organize, and then select Folder and search options
• Click the View tab
• In Advanced Settings, scroll down and check the box next to Use check boxes to select items, Click OK
From now on, when you hover your mouse over a file in Windows Explorer, a check box will appear next to it; click it to select the file. Once a file is selected, the checked box remains next to it; if you uncheck it, the box will disappear when you move your mouse away.