How To Fix “Photoshop Scratch Disk Full Mac” On Mac?

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‘Photoshop Scratch Disk Full Mac’ is an error that pops up on Mac while Photoshop is running and may even close down the unsaved work, causing energy and work loss. This error occurs when Mac is not able to allocate specific memory to Photoshop because of temporary files and caches jamming the whole setup.

If you are a regular Photoshop user, you need to be extra caring so that the error resulting ‘scratch disks are full Mac’ can be avoided. To escape the error, you shall keep your Mac unloaded with temporary files, caches, and junk. This action allows Mac to flawlessly execute the Photoshop task and get the appropriate amount of memory backup for the same.

scratch disks are full Mac’

Scratch Disk is a particular space provided to Photoshop that comes in an activity when there is less RAM to work upon. While there are heavy projects and large files on the run, this space is consumed with temporary files, and hence the error “Could not complete your request because the scratch disks are full’ ,can’t open photoshop scratch disk full mac or Scratch disks are full on Mac.

How To Fix “Photoshop Scratch Disk Full Mac” On Mac?

1. Smart Mac Care–Quick Method

A potent Mac care tool, Smart Mac Care can scan your whole computer system while presenting results of Malware, Junk and Privacy features. Later, you can remove all the junk files and other leftovers that are clogging the disk space.

You can even remove Failed downloads, Login items, Duplicates and applications that are not usable anymore through Uninstaller.

How To Use Smart Mac Care and get rid of ‘scratch disks are full-on Mac’?

Step 1: Install Smart Mac Care on the system, and it will begin to scan the whole system automatically.

Step 2: Find out the whole scanning results using the same tab or next ‘Search’ tab on the tool.

smart mac care unwanted item

Step 3: Choose “Fix All Items’ to get rid of unwanted junk along with malware threats.

Step 4: Now to clear other unnecessary files and app, reach out to the module of Advanced tools, and you get to see multiple other features within the class.

unstall unwanted item

Here, you can uninstall the apps that are not required using Uninstaller, remove apps that launch during system boot through Login Items, delete duplicates through Duplicate Finder, remove Failed Downloads and finally the Cache.

These steps mentioned above when performed using Smart Mac Care, you can definitely remove the error of photoshop scratch disk full mac or clear scratch disks on Mac.


Also Read: Mac Cleaner Review: Smart Mac Care & Is It Worth To Clean My Mac

2. Clear Photoshop Cache

Keeping your scratch disk empty for smooth workflow and for the same, clear the Photoshop cache. Here’s how!

Step 1: Launch Photoshop, and click on the Edit button from the top bar.

Photoshop Scratch Disk Full Mac

Step 2: Locate Purge and move your cursor over it. As it unfolds, you can find options like Clipboard, Histories, All, etc.

Step 3: Select All, and you will be free from all unnecessary junk on Photoshop.

You are most probably able to free from Photoshop scratch disk full Mac or clear scratch disk Mac through this step.

3. Search ‘Photoshop Temp’ To Remove Temp Files

There is another way by which you can remove temporary files of Photoshop, and get free from errors like scratch disks are full Mac.

In this case, you need to find the files which begin with ‘.pst’ extension. Once done, locate numbers followed by extension ‘.tmp’.

Photoshop temprary

You can perform this step by searching ‘Photoshop temp’ on your Mac, and finally, find your Mac’s hard drive. Mac usually takes a few minutes to find all the Photoshop temporary files and list all of them in front of you. All you need to do is delete unnecessary or temporary files very carefully.

4. Change Scratch Disk

If even after using the above method mentioned you are not able to get rid of errors like scratch disks are full Mac, then consider the steps mentioned below.

Step 1: Launch Photoshop on Mac and choose the Preferences menu from the top.

Step 2: Here, click ‘Scratch Disk’.

Photoshop Scratch Disk Full

Step 3: Checkmark the box of your scratch drive to remove or select as the scratch disk.

Step 4: Click ‘OK’ to save changes.

Step 5: Restart the Photoshop application once again to find the error-free setup.


Out of all the steps mentioned above, we recommend Smart Mac Care so that you are able to save your time and space of Mac efficiently without beating around the bush. Put your shot at the right spot using this tool and enjoy error-free Photoshop. We believe ‘photoshop scratch disk full mac’ error will not be visible once again.

Happy working on Photoshop!

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