Knowledge Base Digest - February 2026
11 March 2026
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Articles
- Error when you move a configuration to a new Firebox model
- Error message when saving configuration from a wireless Firebox with single radio to a wireless Firebox model with dual radios
- Firebox allows VPN connection before Network Access Enforcement rejects the connection
- ThreatSync+ NDR log data retention period
- Disable a FireCluster or remove a Firebox from a FireCluster to be a standalone device
- After AP130 or AP330 downgrade from access point firmware v3.1 to v2.7, SSIDs do not broadcast and Airspace Monitoring stops working
- AuthPoint Agent for RDWeb fails to install with an Error Message That Says RD Web is Not Installed
- Office 365 login fails with an error that says Sign-in blocked by federated token validation policy
- How access points managed in WatchGuard Cloud scan and choose channels with automatic and dynamic channel selection
- New AuthPoint users do not receive the token activation email
- New features, enhancements, and stability and performance improvements in firmware v3.1 for AP130 and AP330 devices
- Updates to WatchGuard Endpoint Security product names on 1 April 2026
Known Issues
- Default WatchGuard Authentication Policy for fully-managed Firebox reverts to default settings after you edit and save the policy
- Staggered reboot times conflict when access points are unsubscribed and re-subscribed to an access point site
- DHCP reservation MAC addresses with uppercase characters do not work
- Mobile VPN with SSL Client v2026.1 SAML connections fail
- Firebox T145 repeatedly reboots after the installation of Fireware v2026.1
- FireCluster primary cluster interface shows down in the Web UI system status on wireless Fireboxes
- Endpoint Security PSANHOST.EXE service crashes after Sleep, Suspension, or Hibernation state
- The MDR Services toggle in WatchGuard Cloud incorrectly shows as disabled
- Endpoint Security BSOD caused by NNSHTTP.sys
- Endpoint Security BSOD caused by NNSPRV.sys
- Endpoint Security local console crashes due to certain .NET parameters
- BSOD on VPN servers caused by endpoint protection network interception drivers
- Dell Pro Max 16 laptops with IPSec Mobile VPN Client installed lose Internet access after reboot
- Elevated fan noise on M395, M495, M595, and M695 Fireboxes
- Cannot download support snapshot for a FireCluster from WatchGuard Cloud
- Bandwidth Meter shows network traffic spikes on Firebox network interfaces
- Content Inspection with an ECDSA Proxy Authority certificate triggers Firefox NSS error: "SEC_ERROR_REUSED_ISSUER_AND_SERIAL"
- SNMP queries for Policy MIB OIDs fail with a large number of policies
- Unexpected results in WatchGuard Cloud Log Search when search criteria includes a wildcard character
- ThreatSync+ NDR "Unexpected Inbound Connection" false positive policy alerts