Image credit: [EOSAM 2023](https://www.epj-conferences.org/articles/epjconf/pdf/2023/13/epjconf_eosam2023_06036.pdfWe present the complete (analytical, numerical and experimental) analysis of intermodal-vectorial four-wave mixings proccesses in birefringent fibers. We analyze phase-matching condition and overlap coefficients to indicate possible processes. Then, we demonstrate multiple four-wave mixing processes in LP01 and LP11 modes numerically and experimentally. Finally, we extend theoretical analysis to account higher-order modes, LP02 and LP21.