In the builder, you can utilize the Capture tab to create a File Upload on a step.

See No. 7  below:

captures

This is what it looks like in a run:

File Upload – This enables the user upload multiple files – perfect for document approval workflows.

These are the types of files you are able to upload: xlsx,xls,pptx,docx,ppt,doc,rtf,pdf,txt,mpga,wav,mov,qt,mp4,jpg,gif,png,ai,psd,hdpkg,zip,anx,xml,xps,jpeg

file-upload

Please contact us if you have any questions.