MS-DOS compatibility mode is when Win95/8 uses an old disk driver or is not using 32 bit options. It decreases performance, which is why you are getting that message. Go to control panel, system, performance tab, advanced, file system, troubleshooting - clear the check box "disable all protected mode disk drivers" yes restart. If you go to MS Knowledgebase, do a search on MS-DOS compatability mode. Here's a good article to start with : MS-DOS Compatibilty Mode
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.