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Windows: 64-bit Operating System Required

Lightroom 6 and Lightroom Classic CC require a 64-bit operating system.

How to Check

Do the following.

1) Look for the Windows key to the left of the space bar.

2) Look for the Pause key towards the top of your keyboard.

3) Press and hold the Windows key and press the Pause key.

4) Release both keys.

The System window opens.

5) Look for System, and under that, System type.

If the operating system is 64 bit, you can use Lightroom 6 or Lightroom Classic CC on your computer.

The computer below is 32 bit.

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System Window

Lightroom 6 and Lightroom Classic CC won't run on it.

Note that the processor is x64-based.

This computer may be able to be upgraded to 64 bit.

If your 32-bit computer is x64-based, you must consult a computer expert to upgrade to 64 bit.