These instructions are for Windows 7 32bit only. Tested on WIndows 7 Professional and Home edition. Ako. Description. Compatible with pre-Windows 7 OSs only. Will not work with Windows 7 or presumably later. HP Scanjet C Flat Bed Scanner. I have HP Scanjet C Scanner it work fine with 98 but now i have install Windows Xp and download its latest driver for XP.