●To enable or disable a wireless or wired network device,
●Be sure that the wireless device is turned on.
●Be sure that the computer wireless antennas are free from obstructions.
●Be sure that the cable or DSL modem and its power cord are properly connected and that the lights are on.
●Be sure that the wireless router or access point is properly connected to its power adapter and to the cable or DSL modem, and that the lights are on.
●Disconnect and then reconnect all cables, and turn the power off and then back on.
A movie is not visible on an external display
1.If both the computer display and an external display are turned on, press fn+f4 one or more times to switch between the 2 displays.
2.Configure the monitor settings to make the external display primary:
a.From the Windows desktop,
b.Specify a primary display and a secondary display.
NOTE: When using both displays, the movie image will not appear on any display designated as the secondary display.