Fax & scan is available in the Windows 7 Ultimate.
1.How to scan a document or photo with Windows fax and scan
* Go to Start --> type "Windows fax and scan" in the search box --> preess Enter.
* On the left sidebar of the window, select Scan button --> click New Scan --> Select the profile: a photo or a document, and also select the color format, file type, and the resolution(DPI) --> click Scan --> wait, then it completes.
2.The feature that windows 7 scan and fax convert to pdf is not embedded in Windows 7, but you can use any third party software. For me, I use a free Scan To PDF Software named Scan To PDF(STP v1.00). The tool can scan multiple pages documents and convert them to PDF files. Also it can mix JPEG images with scanned documents.
3.When I use canon lide scanner scans documents with many pages by Windows 7 scan and fax, it can't scan a multi page document.
How to fix the ISSUE? Update driver software.
Right click the Computer on the desktop --> choose Device Manager --> in the
device list find out your scaner device --> right click it and select Update Driver Software --> Search automatically for updated driver software. --> Windows 7 will directly provided by hardware manufacturers via the Windows Update site --> Then install it with "Run as administrator".
With fax and scan, now I can scan the docs into Acrobat as a multi page pdf , then fax the pdf file easily.