Missing either himem.sys or emm386.exe
Verify that both himem.sys and emm386 are present on the computer by typing the below commands at the MS-DOS prompt.
cd\ cd windows dir himem.sys dir emm386.exe
If, when typing dir for either the himem.sys or the emm386.exe file, you receive a message file not found, first verify that the file was typed in properly. If it appears that you have typed in the command properly it is likely the file is missing. Either of these files can be copied from another computer or bootable floppy...
Nov 10, 2014
Determining how much RAM is installed and available
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To check how much RAM is available on your computer follow the steps below.
Tip: Memory (RAM) and hard drive space are two completely different things. If you want to know how much information you can store on your computer see the how to determine how much hard drive space page.
Tip: See our determining the type of memory my computer has page if you're trying to find memory specifications for upgrading your computer memory.
Windows...
My laptop mouse touchpad is not working
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When the touchpad stops working, there are a few things you can do to try and fix it or work around the issue.
Tip: Since some of the settings do require you to navigate the computer using a mouse cursor, for troubleshooting purposes, you can use the Trackpoint on the laptop or connect a PS/2 or USB external mouse to the laptop as a temporary fix. If you cannot get an external mouse to work, see our navigating Windows with the keyboard...
How can I keep my laptop cool?
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Keeping your laptop cool is essential to preventing it from overheating. Excess heat build-up in a laptop can result in the laptop overheating, which could cause damage to the internal components. When a laptop overheats, most often it will shut down automatically in an attempt to prevent any damage.
Preventing heat build-up is important and should be considered when purchasing and using a laptop. To help reduce heat build-up and keep...
Desktop computer vs. Laptop computer
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When deciding between purchasing a desktop computer or a laptop computer, you'll need to consider a handful of criteria and make a determination that fits your needs the best. Below is a chart that compares the two types of computers, providing pros and cons for each to help you make a more informed purchasing decision.
Topic
Desktop
Laptop
Cost
There is a wide variety of component options available for
desktops, allowing for a large range of prices, but the starting point is
...
Laptop AC adapter doesn't work
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If you are experiencing a problem where you laptop's AC adapter not work or is not working correctly there are several things you can check before looking to buy a new adapter.
Verify adapter plugged into a wall outlet
Make sure the AC adapter is firmly and securely plugged into the wall outlet. This may sound obvious, but many times the adapter can become loose without even knowing. If it's not plugged in all the way, it can make...