Follow the steps below to check the version/system type of the OS you are using.

For Windows

For Mac

For Windows

Check the version of Windows
Check the system type of Windows, 32-bit or 64-bit

Check the version of Windows

1. Open the "Run" dialog box by one of the following operations:
   • Right-click (Start) and select [Run].
   • Right-click (Start) on the desktop and press the "R" key.
   • Hold down (Windows) on the keyboard and press the "R" key.
   
   
   • Click [Start] => [Run].
2. Type "winver" in the empty field, and then click [OK].
   

    

3. The version of your Windows is displayed as shown below.
   (These are the screen examples.)
   

Check the system type of Windows, 32-bit or 64-bit

How to identify the system type differs on the OS version.

Follow the instructions below according to the OS version you are using.

Windows 10

Windows 8/8.1

Windows XP / Windows Vista / Windows 7

Windows 10

1. Right-click (For the touch operation, touch and hold) (Start) on the desktop.


2. Click [System].


3. Click [About] and check [System type].
   

Windows 8/8.1

1. On the Desktop screen, move the cursor to the upper or lower right corner. The menu bar will appear on the right edge of the Desktop screen.

   If the Start screen is on your computer screen, click desktop tile on the Start screen.

2. Click [Settings].
   

    

3. Click [PC info].
   

    

4. The [System] screen will appear. Check the [System type].
   

Windows XP / Windows Vista / Windows 7

1. Click or [Start]. Right-click [Computer] or [My Computer] and choose [Properties].

    

2. Check [System type] or [System].
   
   
   (Windows XP)
   If you are using 64-bit version of Windows XP, "x64" is displayed in the System Properties. If you are using 32-bit version of Windows XP, the bit is not displayed.
   

For Mac

1. Choose [About This Mac] from the Apple menu.
   

    

2. The version of your Mac is displayed as shown below.