Unless noted, all these suggestions apply to Windows 95, 98, NT 4.0, 2000 Professional, Millennium Edition (Windows Me), and XP.They probably apply, with minor modifications, to Windows 3.1 and to the Windows 3.1 subsystem of OS/2.To fix the problem, open Windows Explorer to the directory into which you copied the files from your CD-R or CD-RW; select (highlight) all the files that you copied (you can select all the files by clicking once in the list and pressing Ctrl-A); right-click anywhere in the highlighted list of files ; choose Properties from the pop-up menu; clear the checkbox next to "Read-only"; click OK. ) You may also improve stability with WPDOS 6.1 or 6.2 by also adding the similar switch(don't use upper memory blocks).
This page includes suggestions follow for making WPDOS and Windows more compatible with each other, and for maximizing the performance of WPDOS under Windows.On other systems, it causes WPDOS 6.x to crash with an error message.If you are having trouble launching WPDOS 6.x under Windows, check your SYSTEM. If WPDOS causes an "illegal instruction" error message under any Windows version: You can usually improve the stability of WPDOS 5.1 and 6.x by adjusting expanded memory settings.About this page | Emergency troubleshooting | Basic keystrokes | Printing and faxing under Windows | Add WP to the Explorer right-click menu | Set environment variables | Customize WPDOS memory and window settings | Windows Me compatibility | Maximize memory in WPDOS | Insufficient file handles | Using the Windows clipboard | Installation problems solved | Boot Windows to the DOS prompt | Enable expanded memory (EMS) | Enabling the mouse | Force WPDOS to start in full-screen mode | Sound card conflicts | Windows icons | List Files screen and large drives | WPDOS 6.x Directory Tree locks up with drive C: | WPDOS on Windows networks | Home page either to this site's new v Dos-based v Dos WP system or the older DOSBox-based DOSBox WP system. If you use Windows NT, Windows 2000, or Windows XP, see also this site's separate WPDOS under Windows NT, 2000, and XP page.Do not try to be clever and use the information on this page with the v Dos WP or DOSBox WP system! If you use Windows Vista, see this site's WPDOS under Vista page.