How to determine whether you are running a 32-bit or a 64-bit edition of Windows

If you are not sure which version of Windows that you are running or whether it is a 32-bit version or 64-bit version, open System Information (Msinfo32.exe), and review the value that is listed for System Type. To do this, follow these steps:

1. Click Start, and then click Run, or click Start Search.
2. Type msinfo32.exe and then press ENTER.
3. In System Information, review the value for System Type.
   • For 32-bit editions of Windows, the System Type value is x86-based PC.
   • For 64-bit editions of Windows, the System Type value is x64-based PC.

How to determine whether you are running a 32-bit or a 64-bit edition of Windows

If you are not sure which version of Windows that you are running or whether it is a 32-bit version or 64-bit version, open System Information (Msinfo32.exe), and review the value that is listed for System Type. To do this, follow these steps:

1. Click Start, and then click Run, or click Start Search.
2. Type msinfo32.exe and then press ENTER.
3. In System Information, review the value for System Type.
   • For 32-bit editions of Windows, the System Type value is x86-based PC.
   • For 64-bit editions of Windows, the System Type value is x64-based PC.

How to Install the Microsoft Loopback Adapter ?

1) In Control Panel, double click on Add Hardware.

2) Click Next

3) When the scan finishes, select "Yes, I have already connected the hardware"

4) Click Next

5) Scroll to the bottom of the list and select "Add a new hardware device"
Click Next

6) Select "Install the hardware that I manually select from a list (Advanced)"

7) Click Next

8) Select "Network Adapters"

9) Click Next

10) Select "Microsoft" under the Manufacturer list.

11) Select "Microsoft Loopback Adapter" in the Network Adapter list.

12) Click Next

13) Click Next

14) Click Finish