Finder->Terminal
sudo su nano /Library/Preferences/SystemConfiguration/com.apple.Boot.plist
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http:// www.apple.com/DTDs/PropertyList-1.0.dtd"> <plist version="1.0"> <dict> <key>kernel</key> <string>mach_kernel</string> <key>Kernel Flags</key> <string></string> <key>Graphics Mode</key> <string>1280x1024x32</string> </dict> </plist>