●Be sure that the device, especially if it is older, is compatible with the operating system.
●Be sure that the correct drivers are installed and updated.
The wireless network connection is not working
If a wireless network connection is not working as expected, follow these suggestions:
●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 disc does not play
●Save your work and close all open programs before playing a CD or a DVD.
●Log off the Internet before playing a CD or a DVD.
●Be sure that you insert the disc properly.
●Be sure that the disc is clean. If necessary, clean the disc with filtered water and a
●Check the disc for scratches. If you find scratches, treat the disc with an optical disc repair kit available at many electronics stores.
●Disable Sleep mode before playing the disc.
Do not initiate Sleep while playing a disc. Otherwise, you may see a warning message asking if you want to continue. If this message is displayed, click No. After you click No, the computer may behave in either of the following ways:
◦ Playback may resume.
– or –
◦The playback window in the multimedia program may close. To return to playing the disc, click the Play button in your multimedia program to restart the disc. In rare cases, you may need to exit the program and then restart it.
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.
Resolving issues 95