An external device is not working
Follow these suggestions if an external device does not function as expected:
●Turn on the device according to the manufacturer's instructions.
●Be sure that all device connections are secure.
●Be sure that the device is receiving electrical power.
●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.
Resolving issues 89