What is Csrss.exe?
The csrss.exe process is used by the Microsoft Client Server Runtime Subsystem to manage the majority of the graphical instruction sets on a Windows PC.
This process loads automatically at system startup. Csrss.exe is located in C:\Windows\System32 folder and is mainly found in 6,144 byte size. Its other known sizes are 4,096 and 7,680 bytes.
How to determine if Csrss.exe is a virus
The true csrss.exe file is an important windows file, which terminating may cause the Blue Screen of Death or bsod error. However, the csrss.exe file is also a registered Trojan that allows unscrupulous people access to your system in order to steal your personal and confidential information, such as e-mail passwords, credit card numbers, Internet Banking details and account numbers.
You can verify whether or not your PC is infected with the csrss.exe virus by going through the list of processes running on your PC. To do this, press Ctrl + Alt + Del to open the Task Manager Window. Click on the Processes tab and browse through the list. If you see only one csrss.exe process running then you are safe. The presence of more than one csrss.exe process indicates a malware infection.
To ensure csrss.exe removal as well as the removal of other malware programs, you need to perform a virus/malware scan of your entire system using a reliable antivirus tool, such as Antivirus Plus and an antispyware tool, such as StopZilla.
You can also remove the bad csrss.exe file manually. Before, you proceed with the manual removal process; you need to enable the Show hidden files and folders option in Windows Explorer. Here are the steps:
Now, proceed with the following steps to manually remove the csrss.exe file:
How to fix the csrss.exe cpu usage problem
If you are frequently plagued with the 100% CPU usage problem by the csrss.exe process, then chances are that the user profile with which you are logged on is corrupt. To rectify this issue, you need to delete your existing profile. We recommend that you back up your data before deleting the profile.
Perform the following steps to delete a corrupt profile:
Driver Update: Some EXE errors are related to driver problems such as obsolete, outdated or incompatible drivers. A driver update tool is recommended to scan your system for corrupted and outdated drivers and to ensure that all your drivers stay up-to-date.
Statistics show there is a 94% chance that your computer has system errors.
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