Now that you have an idea of what files are included in this category, you may be wondering where they are located and how to identify them. While this category may not show under older macOS versions, the files still do and these are what we will be discussing and figuring out how to delete so that we can create more space on our drive. Basically, any file that could not be designated as one of the main categories. It included files such as backup files created by applications, cache files, temporary files, log files, and more. Therefore this category contained all types of miscellaneous files. System Data is a category of space that was previously used on older macOS versions and it was kind of a bucket of file types that did not fit into any of the other categories such as documents, media, etc. If you haven’t seen this, you may be wondering what this is and looking for a way to clear space from your hard drive. System Data is taking a whopping 300GB of disk space on my MacBook Pro?! If you are reading this article, you may have been investigating what is taking up all the space on your MacBook’s hard drive and have seen the category called System Data when looking at the Storage tab in the About This Mac utility. I will show you what I have found and maybe it can help you to clean up your system. If you would like to learn more about System Data on your MacBook and if you can delete any of it to gain more space on your system, keep reading. In fact, many of them are just wasting space on our hard drives. Thankfully there is a category of stored data called System Data, that contains an abundance of files that are unused and often unnecessary. These are important files and one of the reasons we have a computer. When free space becomes low, we often scramble to clean up what we can, but we often don’t want to remove pictures, video, documents, and things like that. The disk space on your MacBook Pro is a valuable asset and having free space is critical to your system operating smoothly. As an Amazon Associate, We earn a commission from qualifying purchases at no extra cost to you.

Macbook air other storage