What is sbp2port?

Sbp2port.sys is a Windows driver. A driver is a small software program that allows your computer to communicate with hardware or connected devices. This means that a driver has direct access to the internals of the operating system, hardware etc. The free file information forum can help you determine if sbp2port.sys is a Windows system file or if it belongs to an application that you can trust.

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Sbp2port.sys file information

The process known as SBP-2 Protocol Driver belongs to software SBP-2 Transport/Protocol Bus Driver or SBP-2 átvitel/protokoll busz illesztõprogram by Microsoft (

Description: The original sbp2port.sys is an important part of Windows and rarely causes problems. Sbp2port.sys is located in the C:\Windows\System32\drivers folder. Known file sizes on Windows 10/8/7/XP are 43,136 bytes (80% of all occurrences) or 43,904 bytes. 
The driver can be started or stopped from Services in the Control Panel or by other programs. The program has no visible window. It is a Microsoft signed file. There is no detailed description of this service. sbp2port.sys appears to be a compressed file. Therefore the technical security rating is 2% dangerous, however you should also read the user reviews.

Recommended: Identify sbp2port.sys related errors

Important: Some malware disguises itself as sbp2port.sys, particularly when not located in the C:\Windows\System32\drivers folder. Therefore, you should check the sbp2port.sys process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


User Comments

sbp2port.sys is SBP-2 Protocol Driver developed by Microsoft and is part of Windows.
firewire driver
    (further information)
i got a msg that sbp2port sys file corupted while window instaling

Summary: Average user rating of sbp2port.sys: based on 4 votes with 3 user comments. 4 users think sbp2port.sys is essential for Windows or an installed application.

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Best practices for resolving sbp2port issues

A clean and tidy computer is the key requirement for avoiding problems with sbp2port. This means running a scan for malware, cleaning your hard drive using cleanmgr and sfc /scannow, uninstalling programs that you no longer need, checking for Autostart programs (using msconfig) and enabling Windows' Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the sbp2port.sys process on your computer, the following programs have proven to be helpful: Security Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. Malwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

sbp2port.sys [all]