How To Make DosBox Full Screen In Windows 8 Posted on by Webmaster IT Support Forum › Forums › Windows › Windows 8 › Applications › How To Make DosBox Full Screen In Windows 8 Tagged: DosBox, Full Screen This topic has 0 replies, 1 voice, and was last updated 8 years, 3 months ago by Webmaster. Viewing 0 reply threads Author Posts June 6, 2015 at 6:49 pm #1143 WebmasterKeymaster By default DosBox doesn’t have a full screen button in Windows 8. To make DosBox full screen, you have to put the mouse in the DosBox window and click so it has focus, then press Alt+Enter to make it go into full screen mode. Author Posts Viewing 0 reply threads You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In