Qbix wrote: Gve vdos a try. if that doesn't work, send us an email (crew page on dosbox.com) as I have some code/builds that should work as well. Thanks for reply. vDos seems to works right on file locking! Is there any hope that DOSBox will support this feature? Thanks anyway.

Hello. I'm running a DOS programs in DOSBox on a few computers in network. This program open a text file for writing. In Windows XP i can open this file only from one instance of program - other instances shows error message (file is blocked by other user). But in DOSBox instances on Windows 10 it …