Updating dell latitude d820 memory
Follow the instructions on the screen to identify and resolve modem problems.
(Modem Helper is not available on all computers.) If you are experiencing slow computer performance, you frequently receive pop-up advertisements, or you are having problems connecting to the Internet, your computer might be infected with spyware.
To enroll for the Dell Technical Update service, go to com/technicalupdate.
If you experience a problem with your computer, perform the checks in Lockups and Software Problems and run the Dell Diagnostics before you contact Dell for technical assistance.
The Dell Technical Update service provides proactive e-mail notification of software and hardware updates for your computer.
Verify that the system setup program (see System Setup Program) lists the correct device for the pointing device option. The battery stops charging when I move the AC adapter connector inside the jack.When the connector or power cord moved, the battery charge LED light on the front goes on and off.Let’s troubleshoot this problem and figure out if this is DC jack related failure or the AC adapter is defective.First of all, I tested the laptop with the battery removed.