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How to Check If Your Computer Is 64 Bit: Step-by-Step Guide

Learn how to Check If Your Computer Is 64 Bit with clear steps, useful examples, and practical tips. Complete the task correctly and avoid common mistakes.

Table of Contents

This updated guide explains how to Check If Your Computer Is 64 Bit through clear steps, practical examples, and important checks that help prevent common errors.

Method 1 of 4:

Checking Windows 7/Vista/Server 2008/R2

  1. Check If Your Computer Is 64 Bit — Checking Windows 7/Vista/Server 2008/R2 screenshot 1
    Perform the following steps on your computer:
    • click the Start Button.
    • Type 'System' in the Start Search box
    • Click "System" in the Programs list.
  2. Check If Your Computer Is 64 Bit — Checking Windows 7/Vista/Server 2008/R2 screenshot 2
    Read the results. In the "System" window it will state either "32-bit Operating System" or "64-bit Operating System".
Method 2 of 4:

Checking Windows XP/2000/Server 2003

  1. Check If Your Computer Is 64 Bit — Checking Windows XP/2000/Server 2003 screenshot 3
    Press the WIN+R keys (Windows key and R). Type the following: sysdm. cpl and click OK.
  2. Check If Your Computer Is 64 Bit — Checking Windows XP/2000/Server 2003 screenshot 4
    click "System Summary": Under "System Type" it will either state "x86" if a 32-bit version of Windows is installed, or "EM64T" if a 64-bit version of Windows is installed.
Method 3 of 4:

Checking Windows 10

  1. Check If Your Computer Is 64 Bit — Checking Windows 10 screenshot 5
    Type in the "Control Panel" search box.
  2. Click "Control Panel". Next, press "System & Security". Press "System" and read the results.
Method 4 of 4:

Checking Mac OS X

  1. Check If Your Computer Is 64 Bit — Checking Mac OS X screenshot 6
    Launch Terminal app (see Applications/Utilities)
  2. Check If Your Computer Is 64 Bit — Checking Mac OS X screenshot 7
    Type the following: "uname -a" at the prompt.
    • Note: do not use quotes. These were placed for emphasis. #*Note: ensure to insert the blank space between "uname" and "-a" strings.
  3. Check If Your Computer Is 64 Bit — Checking Mac OS X screenshot 8
    Read the text. The terminal will display two lines of text. At the end of the second line, you will find wording such as:
    1. RELEASE_I386 i386; the latest "i386" means that you're running 32bits kernel
    2. RELEASE_X86_64 x86_64; the latest "x86_64" means that you're running 64bits kernel

FAQ

What is the easiest way to Check If Your Computer Is 64 Bit?

Start with the requirements in this guide, then follow each step in order. Check the result after every major change so problems are easier to identify.

Can beginners follow these instructions?

Yes. The process is organized into practical steps, and you can repeat any step before moving forward.

What should I check if the method does not work?

Confirm your software or device version, permissions, settings, file format, and internet connection when the task depends on online services.

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