To do this, you rename the files in alphanumerical order.

If you have a lot of images, you canbatch rename files.

Highlight your images by clicking-and-dragging or hold down theCtrlkey and grab the images one by one.

Print in context menu on Windows 10

Right-choose any highlighted image and selectPrint.

If you don’t seePrint, selectShow more options.

UnderPrinter, chooseMicrosoft Print to PDF.

Microsoft Print to PDF in Windows 10 Printer dialog

On Windows 7 and 8, it’s crucial that you install aPDF creatorlike doPDF.

Adjust the image quality and choose from the layout options on the right side.

SelectOptionsif you want to sharpen the image.

Page layout options and Fit picture to frame in Windows 10 Printer dialog

If your images appear cut off in the preview, uncheck theFit picture to framebox.

SelectPrint, then enter a name for the PDF and choose where you want to save it.

Websites like theJPG to PDF converter toolalso let you upload images and then download a PDF.

Print in the Windows 10 Print dialog

Open your images in the Preview app.

Press theCommandkey as you choose multiple images, then right-click and selectOpen with>Preview.

Click-and-drag the photos in the sidebar to rearrange their order.

Preview in the Finder context menu on Mac

When you’re satisfied, selectFile>Print.

In thePDFdrop-down menu, chooseSave as PDF.

Alternately, chooseSend in Mailto send the PDF to someone directly as an email attachment.

File > Print in the Preview App on Mac

Give the PDF file a name, choose a location to save it to, and selectSave.

To delete an image, select it > go to the Preview menu > clickEdit>Delete.

One way to save multiple pictures as a single JPEG file is tocreate a picture from a PowerPoint slide.

Save as PDF in Mac Printer dialog

Save in the Mac Printer dialog