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Critical Security Update
To help protect your systems, customers using NI driver software 2026 Q2 or earlier should visit ni.com/ni-pal-update and follow the recommended actions.
| ID | Fixed Issue |
|---|---|
| 254504 | ServerTCPWrite with Large Packet size gives timout error. |
| 242498 | Errors when trying to select an RT execution target or debug an RT project with Windows XP firewall enabled. |
| 233345 | The first async timer callback on RT does not happen on the specified interval. |
| 243305 | Cannot access RT targets that are locked or have an administrator password set. |