The file efacli.dll, known as Symantec Extended File Attribute, belongs to software Norton 360 from Symantec. Norton 360 is security solution that provides online protection through its proactive and fast malware detection. It employs the patented Norton Protection System that has five protective layers for detecting and eliminating threats, which includes the Network Defense layer protection, the SONAR Behavioral Protection and Live 24/7 threat monitoring, and the Target Removal layer that eliminates hard to remove threats that are often missed by less sophisticated antivirus products. Protection from Internet-based threats is implemented through Safe Web and Safe Search, Browser Protection, Vulnerability protection from cybercriminals, and Web-Based Backup Access. In addition to its effective malware and virus detection and removal, Norton 360 implements Norton management, which has cloud-based controls that enables users to update, fix, and install Norton 360 and its updates from the Internet.

Most non-system processes that are running can be stopped because they are not involved in running your operating system. efacli.dll. is used by Norton 360, If you shut down efacli.dll, it will likely start again at a later time either after you restart your computer or after an application start. To stop efacli.dll, permanently you need to uninstall the application that runs this process which in this case is Norton 360, from your system.

After uninstalling applications it is a good idea to scan you Windows registry for any left over traces of applications. Registry Reviver by ReviverSoft is a great tool for doing this.

The ReviverSoft experts have not yet reviewed efacli.dll

A process usually a part of an installed application such as Norton 360, or your operating system that is responsible for running in functions of that application. Some application require that they have processes running all the time so they can do things such as check for updates or notify you when you get an instant message. Some poorly written applications have many processes that run that may not be required and take up valuable processing power within your computer.

We have not received any complaint about this process having higher than normal impact on PC performance. If you have had bad experiences with it please let us know in a comment below and we will investigate it further.

The first thing you should do if efacli.dll. is causing errors on your computer is to run a Windows registry scan with Registry Reviver If you are still seeing errors after this you should uninstall the program that efacli.dll, belongs to, in this case Norton 360