The first step is replicating Chrome OS on your old laptop by downloading Chrome OS Flex. To download Chrome OS Flex. visit the Chrome OS Flex download page on the Chrome Web Store.

Made for aging Macs or PCs, Chrome OS Flex, released in early access could breathe new life into your old machines. Just be prepared for some bugs.

That means that you can install the Play Store and get access to millions of Android apps and games, including apps like Gmail, Chrome, Google Maps, and more.