• 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 mouseover a file in Windows Explorer, a check boxwill 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 boxwill disappear when you move your mouse away.