Changing The Screen Resolution; Adjusting Brightness In Windows 10; Adjusting Brightness In Windows 8 - Dell Vostro 15–3568 Owner's Manual

4 Click Drivers and Downloads.
5 Select the operating system installed on your laptop.
6 Scroll down the page and select the graphic driver to install.
7 Click Download File to download the graphic driver for your laptop.
8 After the download is complete, navigate to the folder where you saved the graphic driver file.
9 Double-click the graphic driver file icon and follow the instructions on the screen.

Changing the screen resolution

1 Press and hold the desktop screen and select Display Settings.
2 Tap or click Advanced display settings.
3 Select the required resolution from the drop-down list and tap Apply.

Adjusting brightness in Windows 10

To enable or disable automatic screen brightness adjustment:
1 Swipe-in from the right edge of the display to access the Action Center.
2 Tap or click All Settings
3 Use the Adjust my screen brightness automatically slider to enable or disable automatic-brightness adjustment.
NOTE: You can also use the Brightness level slider to adjust the brightness manually.

Adjusting brightness in Windows 8

To enable or disable automatic screen brightness adjustment:
1 Swipe-in from the right edge of the display to access the Charms menu.
2 Tap or click Settings
3 Use the Adjust my screen brightness automatically slider to enable or disable automatic-brightness adjustment.
→ System → Display.
→ Change PC Settings → PC and devices→ Power and sleep.
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