
Choose "Save as PDF" on the bottom-left interface. Click on the "File" tab and choose "Print" on the drop-down menu. If you need to change the orientation of the pictures, just click on the picture and hit the "Orientation" icon on the top toolbar. Drag and drop on the left preview column to change the order of the TIFF images. Now choose "Open with" > "Preview" on the opening menu. Select all TIFF pictures you want to convert, then right-click on them. That is the Preview app, which opens most of your documents and saves them as a PDF file. On a Mac computer, there's also a built-in application to help you convert TIFF to PDF. But don't worry, just follow this post on Microsoft community to learn how to get Microsoft Print to PDF on your Windows 10." Part 2. "If you don't see the "Microsoft Print to PDF" showing on the printer list, that's because it hasn't been activated on your computer. Immediately a new PDF will be created with your TIFF images, go check the file on wherever you store it just now.

At last, name the output PDF and choose a location to save it, then click "Save". When everything is set up as you wish, hit the "Print" button. If somehow the TIFF images you chose are not in the same size, just tick the "Fit picture to frame" option to ensure the images will fit the output PDF pages. Then you can customize the page size and output quality of your converted PDF. On the "Printer" option, choose "Microsoft Print to PDF" from the drop-down printer list.

If you want to convert multiple TIFF files to a PDF, just organize the TIFF files in advance and select them all with your mouse, then press the "Print" shortcuts. Open the TIFF image you would like to convert to PDF with the Photo app, then press "Ctrl + P" on your keyboard to open the "Print" option. Here's how it works, do it now on your Windows 10 computer with me. There's a built-in feature on the Photo app on Windows 10 called Microsoft Print to PDF, which can help Windows 10 users to print any document including TIFF files to a PDF.
