Update: Tried with REMOVED , same results... Applied all your advice (and more) but no progress here... DOSLFN, SHSUCD, HIMEMX, JEMMEX, JEMM386, they are at the latest version available I'm going crazy! Now my config.sys: [menu] menuitem=A, Extended memory (HIMEM+EMM386 NOEMS) menuitem=B, Extended + …

Gmlb256 wrote on 2022-05-07, 22:50: Did you try with a different EMM? Seeing again the first picture that you posted, MEM doesn't show the message that XMS memory was used to simulate EMS memory which usually happens if EMM386 is loaded with that version of MS-DOS. Can you provide a right link …

@Gmlb256 thanks for advices, I do it immediately. coming back to my problem, i already use latest shsucdx you have linked and i also tried with mscdex...

Second, could you display how CONFIG.SYS and AUTOEXEC.BAT are set? Of course: Config.sys: [menu] menuitem=A, Extended memory (HIMEM+EMM386 NOEMS) menuitem=B, Extended + Expanded memory (HIMEM+EMM386) menuitem=C, Extended memory (JEMMEX NOEMS) menuitem=D, Extended + Expanded memory (HIMEMX+JEMM386) …

hi folks, i'm trying to play alone in the dark on my DOS 7.1 CDU but I can not make it, it's strange because i didn't do anything special, i installed from cd and then i launched indark.exe but it gives me attached error. I also attached the output of mem