# Options: Compilers dialog box

To access the Compilers page:

1. Open Tools > Options.

2. In the left pane, select Intel Compilers and Libraries > C++ > Compilers.

## Compiler Selection for C++ Classic

Target Platform: Select your target platform.

Platform Toolset/Selected Compiler: Select your compiler for your platform toolset. The left column lists the platform toolset names. The right column lists combo boxes, which are used to select a compiler. The default value for all combo boxes in current table is <Latest>.

### Note

The left column contains Intel® C++ Compiler Classic and Intel® oneAPI DPC++/C++ Compiler options. The Intel C++ Compiler <major.minor> (example 19.2) selects the Intel® C++ Compiler Classic (`icc`). The Intel C++ Compiler <major> (example 2021) selects the Intel® oneAPI DPC++/C++ Compiler (`icx`).

Default Options: Sets the default options for a selected compiler. You may specify this setting for each selected compiler.

Environment: Sets custom environment variables. You may specify this setting for each selected compiler.

### Note

The Environment selection is only available for `icx`.

Compiler Information: Shows the detail description of the selected compiler.

Reset All: Sets all contents back to the default value on the dialog.

Parent topic: Dialog Box Help