What is nsurlsessiond on Mac? Nsurlsessiond is an iCloud-related process that your system uses to communicate with the cloud and sync data. In other words, whenever iCloud data is updating, you can bet that nsurlsessiond is actively running in the background.
Suggest downloading the Application Etrecheck directly from a well Respected ASC Contributor.
The application is free or paid from added features.
Run the application with Full Disc Access ( Security & Privacy - Full Disc Access ).
It will take a Snap Shot - both the hardware and software.
The Report will Not Reveal Any Personal Information.
Post back the Full Report - copy and paste - using the Additional Text Icon ( 3rd Icon to last )
We can have a look at the report for possible issues and may have possible suggestions to resolve the issues.
Any Third Party Applications that will interfere with the normal operation of the OS, alter, modify, remove or delete or attempt to do so is an invitation for disaster and may require a Reinstallation of the OS.
This includes AntiVirus, Disk Cleaners, Disk Optimizes, UnInstaller etc.
This will include CleanMyMac
The The Built in Security is all that is required.