The executable file na1msgr.exe is associated with the program UPS WorldShip that is the online application service from United Parcel Service. This software is downloaded and installed independently. It is not particularly specified for startup. This software is the complete online service of UPS and it gives the user complete access on all of its functions. The program can be downloaded but prior to installation it is required to obtain an account number from UPS which serves as the users login. As a full online support service software, the users can utilize UPS online tracking service. Users may track the exact location of their parcel delivery in real time. There are also facilities for viewing your actual bill and making a payment. The user interface of the Worldship software is easy to use. It consumes moderate memory and CPU storage space. Reports of virus inifection with this program are isolated.

Most non-system processes that are running can be stopped because they are not involved in running your operating system. na1msgr.exe. is used by UPS Worldship from UPS, If you shut down na1msgr.exe, it will likely start again at a later time either after you restart your computer or after an application start. To stop na1msgr.exe, permanently you need to uninstall the application that runs this process which in this case is UPS Worldship from UPS, 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 na1msgr.exe

A process usually a part of an installed application such as UPS Worldship from UPS, 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 na1msgr.exe. 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 na1msgr.exe, belongs to, in this case UPS Worldship from UPS