1. Install the Autodesk Inventor Professional 2019

2. Go to folder named "CRACK". Install Network License Manager ("nlm11.14.1.3_ipv4_ipv6_win64.msi") and change "this_host" in ADESK.DAT
   to your host name. Setup & start license server (LMTOOLS Utility) and Select "Configuration using Services"
   Go to "Config Services" tab and Select "path to the lmgrd.exe file" to your lmgdr.exe (typically C:AutodeskNetwork License Managerlmgdr.exe) , Path to License file (Choose to show *.dat files) and select "ADESK.DAT)
   Go to "Start/Stop/Reload" TAB and click "Start Server"
   (see https://knowledge.autodesk.com/sites/default/files/file_downloads/nlm11.14.1.3_ipv4_ipv6_win64_readme.htm if you have problems)

3. Disconnect the Internet (if it is possible) and start Autodesk Inventor Professional 2019 and Choose Multi User
   Select License server model: Single License Server
   type "locahost" in Server name
   Inventor Professional 2019 will generate folder that ends with _2019.0.0.F located in ProgramDataAutodeskCLMLGS
   Exit Autodesk Inventor Professional 2019

3. Copy/overwrite LICPATH.LIC to all subfolders by path ProgramDataAutodeskCLMLGS
   Like - ProgramDataAutodeskCLMLGS128K1_2019.0.0.Flicpath.lic
        - ProgramDataAutodeskCLMLGS919K1_2019.0.0.Flicpath.lic

4. Run inventor2019crk.exe

5. Start Autodesk Inventor Professional 2019 and Choose Multi User
   Select License server model: Single License Server
   type "locahost" in Server name
   

6. Enjoy!