Have you ever tried to install OS/2 on a big hard drive. You may be surprised if you run OS/2 FDISK and discover that your 8GB HDD is somthing like 900GB. Wow! No, OS/2 FDISK does not compress your hard drive. You wish! The way the OS/2's IDE driver is designed it has to be able to see the whole disk. If you get some problems to get OS/2 to see the true size of your HDD you got to update the file "ibm1s506.add" on Disk 1 of the installation disks. You also have to edit the config.sys file and add the line "set copyfromfloppy=1" to tell OS/2 installation to copy the files from the floppy instead of using the older files from the CD-ROM. If you HDD is smaler then 4.3 GB and your disk hasn't been recognised with the true size try the HOWTO smaller then 4.3 GB (OS/2) page. OS/2 Version 2.* or WARP3 You either can go to the OS/2 ddpak site or download the files below. OS/2 IDE drivers follow the instruction on the README.TXT file. Here is how to get the file from the IBM web server. http://service.software.ibm.com/os2ddpak/index.htm When the home page appears, do the following. (The procedure is subject to change without prior notice) Click on "Yes, I agree. Show the Device Category List..." Click on "OS/2 Component Updates" Click on "Installation Diskette Update" Click on "> 4.3GB IDE Hardfile Support" Follow the instructions OS/2 WARP4 (Merlin) You can either follow the same prcedure as for older OS/2 Versions or download Disk 1 and Disk 2 from the IBM ftp server. This files are actually ment for the installation of Warp4 on IBM Thinkpads but works also with most other systems. Name & Size (bytes) warp4iu.txt : 2817 warp4iu1.exe : 928157 warp4iu2.exe : 1055338 Execute the *.exe files from a DOS-Based (8.3 rule) directory from a system with FAT or HPFS and it will create a floppy in drive a:.