You can either choose to enable Assistive Touch for a software Home Button, or you can swipe right to access your widgets and simply open the app for one of them, you’ll be asked your passcode before iOS can open the app.

This comment is more motivational than the article

Most of these are devices that are 5 years old, if you can use an electronic device for 5 years without it becoming ‘obsolete’ I think the manufacturer did a terrific job on designing, and supporting, that product.