1. If your system doesn’t reboot successfully, see “Rebooting the OmniBook” . 2. If you copied your system files before editing them, restore them from the copies you made. –or– If you back up your files periodically, retrieve the previous version of a system file from your most recent backup. System files normally reside in specific directories on your disk. CONFIG.SYS and AUTOEXEC.BAT are in C:\, and WIN.INI and SYSTEM.INI are in C:\WINDOWS. 47