Dell Latitude E6420 Manual

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DELL LATITUDE E6420 Maintenance Tips

• Dell Latitude
• Dell E6420 Manual

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Fix Touch Issues

• Clean the LCD screen.
• When you have installed a screen protector, it
  may be preventing the touch screen from
  registering that you are touching the screen and
  may need to be removed When you have installed a
  screen protector, it may be preventing the touch
  screen from registering that you are touching the
  screen and may need to be removed.
• Shut down and restart the computer
• Calibrate the touch screen.

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Fix Window Issue

•  Verify the computer finishes initial power-up
  (POST)
• Unplug All External Devices
• Check for specific error messages
• Reset the BIOS to default values
• Run a Computer Diagnostic
• Reset your Windows operating system
• Virus and malware troubleshooting
• Restore the operating system to factory settings

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Fix Internet Connectivity Issues

• Move the computer to within 3-9 feet (1-3 meters)
  of the router (if possible).
• Make sure that the wireless antenna is on.
• Run the Network Troubleshooter.
• Turn off and then turn on all the devices on the
  network to reboot and synchronize them.
• Make sure the most current wireless drivers,
  computer BIOS and router firmware are installed.

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For More Fixes Visit

• Dell Latitude E6420 Manual-
• https//guideusermanual.com/product-name-latitude-
  e6420-manualpo344640langEnglish