Version 4.2.0

June 2026

Compatibility and Installation Notes

• Most popular browsers are supported, but Google Chrome is preferred for the real-time graphics display on the Dashboard.
• A MySonicWall account is required.
• Refer to Network Security Manager for OnPrem and SAAS- System Requirements for the latest information on hardware requirements, operating systems, and browser levels.

What's New

• NSM firewall backup functionality now automatically creates a backup task when the user opts in via MySonicWall or Unified Management.
• The Firewall Uptime report now includes NSM connectivity status for managed firewalls.
• PDF report customization is now supported, allowing partners to specify their contact details in generated reports.
• The NSM Migration App now supports SonicOS 8.2.1, migration from SM 9200, SM 9600, and NSA 9250 models, and migration within Gen 8 firewall models.
• Firewalls can now be grouped by tenant in the firewall inventory and other screens.

Resolved Issues

Issue ID	Description
NSM-36426	The Live Reporting screen showed no data when the 1-hour time selection was used.
NSM-37792	Updating user or administrator passwords through NSM did not consistently apply the changes to the firewall.
NSM-37903	Alerts were not received for Device Connection Successful events even when alerts were configured to be sent immediately.
NSM-37913	The DNS Name Lookup page under Firewall View > Device > Diagnostics did not load.
NSM-37946	VPN Topology 2.0 configurations displayed duplicate address group entries in the Local Network dropdown.
NSM-37976	The number of backups stored for a firewall exceeded the Maximum Backups value configured in the backup schedule.
NSM-38148	The SD-WAN interface status did not update on the Path Selection Profile screen for firewalls in an HA configuration.
NSM-38445	A commit error occurred when importing certificates from NSM Global Objects to firewalls running firmware 7.3.2.
NSM-38479	OSPF rules could not be edited from NSM Firewall View.

Known Issues

Issue ID	Description
NSM-27633	Interface usage data in live reports was inconsistent or incomplete.
NSM-34245	Live Monitor and report data in NSM appeared inconsistent when compared with the firewall real-time viewer for the same time period.
NSM-38676	Scheduled daily reports failed with a No Report data found error despite the relevant data being available in NSM.

Additional References

NSM-35696, NSM-36669, NSM-37034, NSM-37055, NSM-37259, NSM-37659, NSM-37789, NSM-37861, NSM-37871, NSM-38037, NSM-38147, NSM-38149, NSM-38174, NSM-38433, NSM-38458, NSM-38642