Excluding directories from Antivirus protection
It could happen that a virus scan decreases the speed of the Scia Engineer program. An example of how this can be solved is given below for a Symantec protection.
You should not turn it off completely (which can be dangerous!), but you can exclude programs from the scanning process.
First you can configure the settings to exclude files, folders and processes:
You can find the location of this folder by going to Setup > Options > Directories: