How to Scan a Lot Number Using a Bar Code Scanner. Bar code scanning is an easy way to track your business inventory or even keep tabs on office supplies. Many bar codes contain a lot number.

Want to scan QR codes on your Windows PC without using your smartphone? Here are three ways to scan a QR code on Windows 10 and Windows 11.

Your Android or iPhone can probably already scan QR codes. Here's how to do it no matter what phone you have.

QR codes can house a whole lot of data, from the URL of a webpage or service, to where to directly download an app. Here's how to scan them.

QR codes are easy to use, if you know how to access the information they contain and have an internet connection.

Some developers would lead you to believe you need to download their app to scan QR codes. Spoiler: Your phone can do that with built-in features.