People frequently need to tack QR in Troff when processing forms. Unfortunately, few applications provide the features you need to accomplish this task. To do something like this normally requires alternating between multiple software applications, which take time and effort. Thankfully, there is a solution that suits almost any job: DocHub.
DocHub is an appropriately-built PDF editor with a full set of useful functions in one place. Modifying, signing, and sharing documents gets easy with our online tool, which you can use from any internet-connected device.
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how to scan qr code on iphone open the camera app on your iphone select the rear-facing camera hold your device so that the qr appears in the camera tap the qr popup icon in the bottom right corner of the screen or follow the link