Document version 1.0 – Last updated April 2026 (reflecting stable practices for ANSYS 2023 R1).
file from Ansys based on your server's Host ID and MAC address. Deployment: and select Install Ansys License Manager Activation: Ansys License Management Center (browser-based GUI) to "Add a License File". Service Verification: Ensure the status shows a green checkmark, indicating the daemon is running. 4. Administrative Operations Monitoring Usage: Administrators can use the Display FlexNet License Status tool to see which users have checked out specific features. Borrowing: For offline use, the Ansys License Borrowing
If you are planning to change your license structure or move to a new server machine, let me know. I can provide the your Ansys license server or help you configure an Ansys Options File to restrict or allocate licenses for your team.
Open TCP/IP communication pathways through local and network firewalls for ports 1055, 1056, and 2325. Step-by-Step Installation Guide Phase 1: Obtaining Server Identifiers ansys license manager 2023r1
Log into the or Ansys Licensing Portal .
The 2023R1 release serves as a centralized network clearinghouse. It runs background daemons—specifically lmgrd (the master FlexNet manager) and ansyslmd (the Ansys vendor-specific daemon)—to process checkout requests over TCP/IP ports. System Sizing and Hardware Guidelines
: Enhanced encryption standards for client-server communication. Document version 1
The ANSYS License Manager is the backbone of your simulation environment. It handles the distribution of license keys ("checkouts") to users running ANSYS products.
Click the Browse button to locate your license file. Click "Install License File".
If you are running a pre-2022 license manager, an in-place upgrade is risky due to the security changes. Use this migration path: Service Verification: Ensure the status shows a green
The installer creates two Windows services:
To allow client machines to use licenses from the server, you need to configure the client licensing settings.
The installation must be performed on a local, fixed-media drive and requires Administrator/Root privileges Ansys Optics Ansys license management center (overview)
Launch license_manager_2023r1_winx64.exe as Administrator. Choose "Install ANSYS License Manager" – not the client-only mode.