### Command-line parameters

Precision Helper can be executed from the command line. In this topic, you can find the syntax of the command-line parameters and the brief description of them.

Command-line execution syntax:

PrecisionHelper.exe [filename] [/N]

Parameter description:

filename
  Name of the project file (HHP) including full path.
/N
  Opens a new instance of Precision Helper application.
  Normally, the command-line parameters are passed to currently running instance of Precision Helper application, if any. If you want to open a new instance, use this command-line switch.

Example:

"PrecisionHelper.exe" "C:\Help projects\Example 01.hhp" /N

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