I turned an old laptop into a second screen for my PC without needing to take it apart

If you have an old laptop gathering dust, you can give it a new lease on life by using it as a secondary display for your PC. This method is incredibly simple and requires no additional hardware or third-party apps. All you need is Windows built-in features. The primary advantage is that it allows you to multitask more efficiently, as you can dedicate one monitor to essential applications and use the other for less critical tasks.

This setup is particularly useful when traveling or when you don't want to lug around an external monitor. Despite being bulkier, the old laptop provides a convenient and cost-effective solution for adding a second screen, especially considering the environmental benefits of repurposing old tech rather than buying new equipment.

Setting it up involves a few straightforward steps: enable the Wireless Display feature in Windows Settings, connect via a wireless connection on your main PC, and then extend the display to include the old laptop. You can rearrange the screens to match their physical arrangement for a more intuitive workflow. While it may not match the performance of a dedicated monitor in terms of image quality and lower latency, it offers a free and convenient alternative, promoting the reuse of electronics in a world where electronic waste is a growing concern.