Fixing A No-Boot Issue Caused By Usb Emulation; Wi-Fi; Turning On Or Off Wi-Fi; Downloading The Wi-Fi Driver - Dell Inspiron 15-7579 Service Manual

Fixing a no-boot issue caused by USB emulation

Sometimes the computer does not boot to the operating system when USB
devices are connected to the computer during startup. This behavior occurs
because the computer is looking for bootable files in the USB devices. Follow
these steps to fix the no-boot issue.
1 Turn on or restart your computer.
2 Press F2 when the Dell logo is displayed on the screen to enter the BIOS
setup program.
The BIOS setup program is displayed.
3 On the left pane, select Settings → System Configuration → USB
Configuration.
The USB configuration is displayed on the right pane.
4 Clear the Enable Boot Support check box to disable it.
5 Save the settings and exit.

Wi-Fi

The Inspiron 15-7579 is shipped with Wi-Fi 802.11 ac.

Turning on or off Wi-Fi

NOTE: There is no physical switch to enable or disable Wi-Fi. It has to be
done through computer settings.
1 Swipe-in from the right edge of the display, or click or tap the Action
Center icon on the taskbar to access the Action Center.
2 Click or tap Wi-Fi to turn Wi-Fi on or off.

Downloading the Wi-Fi driver

1 Turn on the computer.
2 Go to www.dell.com/support.
3 Click or tap Product support, enter the Service Tag of your computer,
and then click or tap Submit.
NOTE: If you do not have the Service Tag, use the auto-detect
feature or manually browse for your computer model.
4 Click or tap Drivers & downloads → Find it myself.
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