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From: greg@tcnz2.tcnz.co.nz (Greg Calkin)
Newsgroups: comp.sys.ibm.pc.hardware
Subject: Re: Trouble with partition and DOS 4.xx
Keywords: RTFM
Message-ID: <466@tcnz2.tcnz.co.nz>
Date: 25 Oct 90 01:55:48 GMT
References: <16520@shlump.nac.dec.com> <1990Oct21.153108.9138@sun1.ruf.uni-freiburg.de>
Reply-To: greg@tcnz.co.nz (Greg Calkin)
Organization: Thomas Cook NZ Head Office, Auckland, NZ
Lines: 12

In article HAKL@ibm.ruf.uni-freiburg.de writes:
>Does anybody know a way to uprade DOS without loosing all data ?

Try the SYS command

Manual Entry (changes between DOS3.3 and DOS4)
	Transfers the operating System files, IBMBIO.COM and IBMDOS.COM, from
	the source drive to the target drive
-- 
Greg Calkin, Systems Engineer and Dreamer                    (greg@tcnz.co.nz)
Thomas Cook N.Z. Limited, PO Box 24, Auckland CPO, New Zealand, Ph (09)-793920
Disclaimer : Would you buy a used car from someone with these opinions ?