Program allows you to convert TIFF files to PDF files.

File | Open | your TIFF file
File | Save as | PDF file

  If you need to convert a significant number of files, you can use the Batch mode of the program.

File | Batch Process ...

"List of files to process" tab

Click the "Add Files" or "Add Folder" button.

"Add Files" allows you to select specific TIFF files.

"Add folder" allows you to select one or more folders with all the files inside.

Click the "Browse" button next to the text "Save to folder".

In the "Save As Type" list, select "(PDF) Adobe PDF"

Click the "Start" button.

After all the files have been processed, you can click the "Open Folder" button to quickly navigate to the folder with the result of converting TIFF to PDF.