Please note that the Adobe PDF Printer functionality to create PDF files is only available with Adobe Acrobat (paid version), and not with Adobe Reader (free version).
Manually install the PDF Printer
Click Start > Control Panel > Devices and Printers
Select Add a printer
Select Add a local printer
Check Use an existing port and select Documents\*.pdf (Adobe PDF) from the drop down. Click Next
Click the Have Disk… button
Click the Browse… button
Navigate to C:\Program Files (x86)\Adobe\Acrobat xx.x\Acrobat\Xtras\AdobePDF
Select AdobePDF.inf from the list, then click the OK button
You will see many Adobe PDF Converters in the list, however count six down from the top and click Next (you may need to try this numerous times to find the correct Converter from the list that works with your version of Windows) If you get a prompt to replace or use current driver you have the right one and just click use current.
Name your printer, e.g. Adobe PDF
Follow the rest of the prompts and your PDF printer should now be installed correctly
If you are later prompted for the ADPDF9.PPD file, it can be found in the C:\Program Files\Adobe\Acrobat x.x\Acrobat\Xtras\AdobePDF\ folders.