As long as MacBook exists, “running too slow” seems to be a everlasting topic for some users. Upgrading RAM of Macbook becomes a popular choice. REWA here in Then connect it directly to your new MBP when it arrives and hold down the key at boot up to select this drive to boot from. If your new Mac boots up successfully with this drive, then it should be "good to go" to replace the existing 2012 drive with it. View in context. Charge time varies with settings and environmental factors; actual results will vary. The displays on the 13-inch MacBook Air (M2) and 15-inch MacBook Air have rounded corners at the top. When measured as a standard rectangular shape, the screens are 13.6 inches and 15.3 inches diagonally (actual viewable area is less). Here's how: Open Finder and press Shift-Command-G. In the text box, enter /Library/Caches and press return. Select all files and folders by pressing Command-A. Press Command-D to delete them all. Freeing up RAM improves Mac's responsiveness, multitasking capabilities, and app execution. oYEi.