As title, compiled using cmake - GUI Google benchmark but an error

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CMake Error at F:/CMake/share/CMake - 3.15/Modules/FindPackageHandleStandardArgs. CMake: 137 (the message) :
Could NOT find GTest (missing: GTEST_LIBRARY GTEST_INCLUDE_DIR
GTEST_MAIN_LIBRARY)
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Consult how to do