Download the individual .exe files for the drivers you need.
dism /online /Add-Driver /Driver:D:\DriverBackup /Recurse dell vostro 15 3000 drivers
If your brightness or volume keys aren't working, look for the "Dell System Foundation Services" or "Dell Peripheral Manager" application in the drivers list. This is separate from standard drivers. Download the individual
Roll Back Drivers: If a recent update caused issues, go to Device Manager, right-click the component, and select "Roll Back Driver." go to Device Manager
: If a device (like the webcam) isn't working, check Device Manager ( Right-click Start > Device Manager ). Look for yellow exclamation marks.
Enter your Service Tag or select "Detect PC" to automatically identify your model. Click on the "Drivers & Downloads" tab.