Home › Forums › Software Discussions › General Software Topics › Cant open a .DTP file extension? General Software Topics Cant open a .DTP file extension? Posted by Tim Painter on 12 July 2005 at 09:37 Have a .dtp file. Anyone able to open this for me and whizz it back to me in something more usable ???? Thanks Tim. Stephen Morriss replied 20 years, 3 months ago 3 Members · 3 Replies 3 Replies mickobrien Member 30 July 2005 at 12:46 ive googled it and it seems to be a “timeworks” doc. is it for pc or mac. send it me and il try open it with quark or indesign. 😀 David Rowland Member 30 July 2005 at 18:49 ah. my first thoughts was Serif PagePlus programs. Stephen Morriss Member 30 July 2005 at 18:53 Seem to remember it’s Serif pressworks, my wife used to use it but I’ve not got the disk anymore and see uses pagemaker now. Sorry. Just thought, try the pcplus website seem to remember they gave it away on a cover disk some time ago. Steve Log In to Reply Log in to reply. Public All Members My Connections Only Me PublicAll MembersMy ConnectionsOnly Me Public All Members My Connections Only Me Log In to Reply Start of Discussion 0 of 0 replies June 2018 Now