Tick the checkbox to select or remove a drive as the scratch disk.

Hover over “Preferences” and click on “Scratch Disks”.

Click on the “Edit” menu button in Photoshop.

If you find yourself constantly freeing up space, it may be a good idea to change your scratch disk to another drive. When you pass that point, problems will likely arise. Hard drives should ideally never be above 85% capacity.

Be sure that you don’t need a previous version of your project before clicking “OK” because a purge cannot be undone.

Select the specific item you want to delete or select “all” to delete all of your caches.

Hover your mouse over “purge” to reveal your cache options.

With an image open in Photoshop, click the “Edit” menu button.

Photoshop uses three different memory caches that allow you to use “Undo” and “History” and to copy an image from location to another. Here are a few different tactics to try: Clear your Photoshop Cache

How Do I Clear My Photoshop Scratch Disk?

By default, Photoshop uses the hard drive on which the operating system was installed as its primary scratch disk. Photoshop allows you to assign several scratch disks. A scratch disk is the hard drive space used by Photoshop as virtual memory when there is not enough RAM (random access memory) to perform a Photoshop operation it is any drive or portion of a drive with free space. This is where temporary project files, like your clipboard, are stored and accessed. What is a Scratch Disk?Īny design software, including Photoshop, requires a substantial sized work space called virtual memory or cache memory to run sufficiently. If you’re in the middle of your latest project and keep getting that pesky pop-up about your scratch disk being full, here are some tips.

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