Ultimately, you just want to free up some space on your main disk. Plus, cache clearing software can clear the cache from all of your apps at once, instantly freeing up many gigabytes worth of storage space. Otherwise, you can use cache clearing software to help automate the process. From here, find the Photoshop folder and begin deleting the cache inside – removing the Trash afterward.

If you press Shift-Command-G, your Finder window opens. So, to begin with, clearing out some space, you can clear the Photoshop cache. However, you can go as low as 10GB if you absolutely had to. As a rule of thumb, always try and have 20GB of free space on your startup disk to avoid any errors. However, 6GB is what Photoshop tries to reserve – so this is often subtracted from how much free space there actually is. Generally, you should have a minimum of 6GB of free space on your scratch disk at any one time. Make sure to click OK to confirm any changes, and you may want to restart the program just in case. You can enable and disable a scratch disk by checking/unchecking the “active?” box. Presumably, you will now see the space is running fairly low. You will be presented with the scratch disk, some information, and the free space. You can actually change the scratch disc settings if you head to Preferences when Photoshop is open and then click Scratch Disks. It’s only $9.99 per month when the trial ends for unlimited access to the full catalog of apps.

CleanMyMac X is available for free with a seven-day trial of Setapp, a subscription service to solve every task. A common error to receive is the “Scratch Disk Full” error which means that now your hard drive is running out of space – the one that is used as the scratch disk.ĬleanMyMac X provides you with an overview of your Mac’s storage makeup so you can quickly identify which folders are full with stuff. This is usually what RAM is for, temporary memory, but sometimes it will save on the disk – often when RAM is becoming full.īy default, Photoshop uses the disk that your macOS is installed on – this is called the primary scratch disk. When using Adobe programs like Photoshop, you may realise that the program seems to save your edit history and current environment, even when the program is abruptly closed down.

How to clean scratch disks on mac