Yes, you can use the Western Digital Elements 5 TB external hard drive for both Mac and PC. The hard drive is compatible with USB 3.0 and USB 2.0, which makes it possible to connect it to different operating systems such as Windows and macOS.

However, it should be noted that some users have reported problems when using this hard drive with Apple Silicon devices. It may therefore be necessary to format the drive before use and ensure that it is compatible with your specific device.