QR codes are those square barcode-looking things that when scanned by your iPhone 16 Pro, Galaxy S25 Ultra or any other phone, can send you straight to a particular webpage or to download an app, all ...

Free software on your phone or tablet lets you scan, create, edit, annotate and even sign digitized documents on the go. By J. D. Biersdorfer I write the monthly Tech Tip column, which is devoted to ...