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Windows 98 includes double buffering support, some systems may have an incompatibility between the computer's BIOS and the Dblbuff.sys file.

Open your MSDOS.SYS file in the root directory using Notepad.

Add a new line, or modify the existing line, "DoubleBuffer=value" where value is an number from the list below.

• 0 - Disable double buffering
• 1 - Use double buffering only if required
• 2 - Always use double buffering

Note: Some computers, especially those that use a SCSI or older ESDI/IDE/ATA hard disk, may require double buffering to work properly.

Disclaimer: Modifying the registry can cause serious problems that may require you to reinstall your operating system. We cannot guarantee that problems resulting from modifications to the registry can be solved. Use the information provided at your own risk.