This article was previously published under Q188140
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When you upgrade Windows 95 to Windows 98, you may receive the followingerror message during the Scandisk portion of Windows 98 Setup:
Setup cannot check your hard disks for errors because there is not enough conventional memory available, free more conventional memory and rerun setup.
This error message can occur if there is not enough free conventionalmemory to run ScanDisk.
To resolve this behavior, increase the amount of free conventional memory,and then run Windows 98 Setup again. To increase the amount of freeconventional memory, use either or both of the following methods:
Using a text editor (such as Notepad), add the following lines to theConfig.sys file and then restart your computer:
Using a text editor (such as Notepad), disable all non-essential driversand programs in the Config.sys and Autoexec.bat files, and then restartyour computer. To disable a driver or program, type "rem" (withoutquotation marks) and then SPACEBAR at the beginning of the line. Make sureto disable any real-mode driver for which there is a protected-modeequivalent.
For additional information about how to increase the amount of freeconventional memory, please see the following article in the MicrosoftKnowledge Base:
ARTICLE-ID: 134399 TITLE : How to Increase Conventional Memory for MS-DOS-Based Programs
NOTE: Once Windows 98 is installed, you can re-enable any lines in theConfig.sys or Autoexec.bat file that you disabled.