See hardware, network, and software specifications, check your warranty, and view recommendations for freeing up space.
Check for compatibility
Before you buy new hardware or software, make sure it will work with your Mac by comparing the item’s requirements with the System Report. In System Information, choose File > Show System Report.
Check your warranty
You don’t need to visit an Apple Store to check the warranty status of your Mac or see if you’re eligible to purchase AppleCare coverage. Just choose Apple menu > About this Mac, click Support, then click “Check my service and support coverage status.”
Tidy up your disk
View a graphical representation to get a quick peek at what’s taking up space on your Mac. Choose Apple menu > About this Mac, then click Storage. To get recommendations for freeing up space, click Manage.
Never empty the Trash again
You can have items that have been in the Trash for 30 days thrown away automatically—and free up valuable disk space. Choose Window > Storage Management, then click Turn on.