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NOTESunitybuild-optimizationeditor-logbuild-report

Unity — Build Size Optimization Tips

November 10, 2019•Updated Feb 17, 2026

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If you look at the top-right corner of the Console window, you will see a dropdown icon.

Right after building:

Click that icon and select "Open Editor Log" from the menu.

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A file containing various logs will open automatically.

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Scroll down and you will find the Build Report section as shown in the image above.

Using this information, you can identify which assets are unnecessarily taking up space in your build.

Delete them or compress them to reduce your build size.