If you’re like most people, you probably use Gimp to create graphics and photos. But if you’re looking for a way to alpha lock in your Gimp files, you may not know how to do it. Here’s how:

  1. Open the “Gimp Preferences” window and click on the “File” tab.
  2. In the “File Type” field, select “GIMP Files.”
  3. In the “Alpha Lock” field, set a value of 1 (the default).
  4. Click on the “Save As” button and name your file alpha-locked-in-gimp.png.