A Program Is Designed For An Earlier Windows Operating System; A Solid Blue Screen Appears; Other Software Problems; Memory Problems - Dell OptiPlex 755 User Manual

A program is designed for an earlier Windows operating system

Run the Program Compatibility Wizard —
Windows XP:
The Program Compatibility Wizard configures a program so that it runs in an environment similar to non-XP operating system environments.
1. Click Start® All Programs® Accessories® Program Compatibility Wizard® Next.
2. Follow the instructions on the screen.
Windows Vista:
The Program Compatibility Wizard configures a program so that it runs in an environment similar to non-Windows Vista operating system environments.
1. Click Start ® Control Panel® Programs® Use an older program with this version of Windows.
2. In the welcome screen, click Next.
3. Follow the instructions on the screen.

A solid blue screen appears

Turn the computer off —
If you are unable to get a response by pressing a key on your keyboard or moving your mouse, press and hold the power button for at least 8 to 10 seconds
(until the computer turns off), and then restart your computer.

Other software problems

Check the software documentation or contact the software manufacturer for troubleshooting information —
Ensure that the program is compatible with the operating system installed on your computer.
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Ensure that your computer meets the minimum hardware requirements needed to run the software. See the software documentation for information.
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Ensure that the program is installed and configured properly.
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Verify that the device drivers do not conflict with the program.
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If necessary, uninstall and then reinstall the program.
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Back up your files immediately
Use a virus-scanning program to check the hard drive, floppy disks, CDs, or DVDs
Save and close any open files or programs and shut down your computer through the Start menu

Memory Problems

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
If you receive an insufficient memory message —
Save and close any open files and exit any open programs you are not using to see if that resolves the problem.
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See the software documentation for minimum memory requirements. If necessary, install additional memory (see
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Reseat the memory modules (see Memory) to ensure that your computer is successfully communicating with the memory.
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Run the Dell Diagnostics (see
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If you experience other memory problems —
Reseat the memory modules (see Memory) to ensure that your computer is successfully communicating with the memory.
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Ensure that you are following the memory installation guidelines (see
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Ensure that the memory you are using is supported by your computer. For more information about the type of memory supported by your computer,
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see the specifications for your computer.
Run the Dell Diagnostics (see
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Dell Diagnostics).
Dell Diagnostics).
Installing Memory).
Installing Memory).