>> Windows is running Lake LM44 v6.8.5 (install FIRd 2 plugin and Active)
The readme.txt (in the FIR Designer Lake Controller Plugin ZIP file) gives installation instructions.
Did you press CNTRL-L in the Lake Controller and did you see a message confirming that the plugin loaded?
>> They are in same network and connect LM44 Processor but i can’t connect LM44 in FIR Creator EX in DTP.
Make sure any firewalls are turned off on both computers.
>> Can you tell us some workflow about using LAKE and FIR Creator EX software and hardware setup?
In the Lake Controller, load the LAKE FIR 3-way module. (The file EmptyFir3Way_unlocked_with_user_range_v2.csm is provided inside the FIR Designer Lake Controller Plugin ZIP file.)
take a look at these videos
“FIR DESIGNER 2.3 | Direct-To-Processor Function (LAKE example) | Short Tutorial”
“FIR DESIGNER 2.3 | Direct-To-Processor Function (LAKE example) | Extended Tutorial”