VASP 5.4.4 builds three standard executables. Run the make command from the root directory:

VASP 5.4.4 uses a makefile.include file to determine compiler flags and library paths. Do not modify the Makefile itself. Instead, copy a template from arch to the root directory.

: If the compilation fails during the linking stage with undefined references to MPI routines, ensure that the FC variable in makefile.include matches your installed MPI framework wrapper (e.g., mpiifort for Intel or mpif90 for OpenMPI).

Upon successful completion, the compiled binaries will be generated inside the bin/ directory ( bin/vasp_std , bin/vasp_gam , bin/vasp_ncl ). 6. Post-Installation Steps

Run the calculation using your MPI launcher: