How To Fix Photoshop Error scratch disks are full

If you are using a regular designing program like Photoshop, etc., you must have encountered some related standard errors. Photoshop is a powerful tool which is extremely intuitive, and an excellent tool for designers.

In this article today, we are going to explain what is Photoshop Error scratch disks are full. We will tell how to resolve this error, and why does this occur? So without any further delay, let’s get started.

What is Photoshop scratch disks are full Error?

The “Photoshop scratch disks are full” error is directly related to hard drives. All applications like Photoshop requires working space to store temporary files. When this space gets full, such error occurs.

Photoshop scratch disks are full Error

Scratch disk is generally a hard drive space used by Photoshop as virtual storage when there isn’t enough space in the RAM. We all know that Photoshop is a space-hungry application, and hence it may lead to this disk space related error.

What causes the scratch disk error?

Photoshop is an application that uses the hard drive as a temporary space as a virtual space. When that drive runs out of space, it eventually prevents Photoshop from working. This error may also prevent you from creating new files.

Fix Photoshop Error scratch disks are full

We have compiled some feasible methods to resolve the error. Follow each solution carefully and try to fix the error instantly.

#1. Increase the RAM allowed by Photoshop

You can allow Photoshop to use more RAM so that it doesn’t get full too quickly. If you deal with lots of large files while using Photoshop, you should try this fix. Here’s how you can do it.

Launch Photoshop application and locate Edit > Preferences. Now tap at Performance to proceed further.


Now in the Memory usage, adjust the memory sliders to increase the RAM used by Photoshop. But do not set it about an 80% threshold because it may slow down your PC.

Memory Use

#2. Clear the Photoshop cache

Photoshop application has an inbuilt option of clearing the cache for enhancing its performance. Here’s how you can remove the Photoshop cache.

First, go to Edit > Purge > All (for Windows).

Navigate Photoshop CC > Purge > All (for Mac).

But it is to be noted that this step will prevent you from undoing any recent changes.

#3. Remove your temporary files

Photoshop is known to create a bunch of temporary files for its smooth working, and once such data are more than enough, it may lead to this error. You can remove your temporary files to get rid of this error. It can be done by searching files ending with pst or tmp extension. Do search such files and remove them to resolve the stated error.

#4. Change your scratch disk

Change your scratch disk

If the above methods didn’t work out for you, then you should try to change your scratch disk. It may resolve the issue for you. Simply create a new disk partition dedicated to Photoshop application. Photoshop works with a single scratch disk on your partition, but you can set the scratch disk to be the fastest one for better performance.

#5. Change scratch disk allocation

Another easy method to fix the stated error is by changing the scratch disk allocation. Follow the steps given below to perform the same.

At first, Open Photoshop.

Navigate Edit >Preferences >Scratch Disks.

Select choose the drive or the one with max available space.

If you cannot open the application due to this error, instead try out the steps given further

Firstly, launch Photoshop and depress the keys Ctrl + Alt.

It will open the Scratch Disks Preferences window.

Now you can choose your desired disk.

desired disk

By default, Photoshop uses C: drive, but we should assign the disk with max available space to it because its a memory hungry application.

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