cool info on the MBR. Thanks so much! (would be good to know more about the usb tech specifications BEFORE buying that cheap stuff)
prosper FreeDOS! Thomas > Am 13.02.2026 um 14:25 schrieb Sabina Zelená. via Freedos-user > <[email protected]>: > > Greetings. > Yes,Rufus is good for installing FreeDOS to a flash drive/CF/SD card,etc.,it > contains FreeDOS,but some RDDs(flash drives/SDs/CFs) r not made successfully > bootable by Rufus because of a proprietary MBR from the flash drive > manufacturer,often designed exactly against making the drive bootable,in this > cases U must rebuild the terget drive's MBR & may be totally impossible,if > the target drive is Superfloppy with proprietary boot sector incompatible for > standard bootstrap. > Usually rebuilding MBR fixes the drive to be able to be bootable,i had > success with Partition Guru for DOS,not very successful doing so via Windows. > But those "some USB sticks" the problem is definitely a proprietary MBR,which > must be rebuilt. > Live long & prosper. > Sent from my BlackBerry Passport,RIM OS 10 smartphone named <b>Uhura</b> > after deceased Star Trek actress Nichelle Nichols. > <b><font color="darkgreen">With regards Sabina Zelená[=Green]. > LIVE LONG & PROSPER,live & let live=DO NOT EAT,NOR WEAR ANIMALS,nor do not > pay Their Murderers & oppressors,please. > Shabbat Shalom/Peace/Shanti/Mier/Nyugalom.</b>. > From: Thomas Desi via Freedos-user > Sent: Friday, February 13, 2026 10:50. > To: Discussion and general questions about FreeDOS. > Cc: Thomas Desi. > Subject: Re: [Freedos-user] Fix mbr? > > RUFUS is s good tool to format and boot FreeDOS from USB. > Some USB Sticks DON’T work. I have no idea why. > Try also different partitionings (in RUFUS possible) > For me VERBATIM USB sticks always work. > I can boot from one (C:) and have a second also attached, which becomes D:, > both work. > > I had a bunch fo cheap sticks, FreeDOS doesn’t even recognise. > > good luck > Thomas > >> Am 12.02.2026 um 20:10 schrieb Jakob Stengård via Freedos-user >> <[email protected]>: >> >> So i installed freedos on a pre-formated compact flash card. >> As it turns out, the computer won't boot from the drive. >> >> Now, i have re-formated the drive and put all the files back. >> Can use some command on the boot disk to just write the MBR, >> or do i need to run setup.bat and will that work? >> >> I don't want to run all of the installer again, that took 3 hours last time. >> >> Many thanks. >> -- >> >> Med vänlig hälsning (Best Regards) >> Jakob Stengård >> _______________________________________________ >> Freedos-user mailing list >> [email protected] >> https://lists.sourceforge.net/lists/listinfo/freedos-user > > THOMAS CORNELIUS DESI > Artistic Director > > MUSIKTHEATERTAGE WIEN > Neubaugasse 33/1/9 > 1070 Vienna, Austria > [email protected] <mailto:[email protected]> > t +43 699 1084 0030 > www.mttw.at <http://www.mttw.at/> > > The content of this email is confidential and intended for the recipient > specified in message only. It is strictly forbidden to share any part of this > message with any third party, without a written consent of the sender. If you > received this message by mistake, please reply to this message and follow > with its deletion, so that we can ensure such a mistake does not occur in the > future. > _______________________________________________ > Freedos-user mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/freedos-user
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