About the assist button, Details, How to use – Sony SVE15125CXW User Manual

SVE14122CXB, SVE14125CXW, SVE1512GCXW, SVE14126CXP, SVE1712ACXB, SVE14122CXW, SVE17125CXB, SVE15128CXS, SVE15124CXW, SVE151290X, SVE14122CXP, SVE15122CXP, SVE1712BCXB, SVE1512KCXS, SVE15122CXB, SVE15124CXP, SVE1412ECXB, SVE1412ECXW, SVE15124CXS, SVE141290X, SVE15126CXP, SVE1412CCXW, SVE1512HCXS, SVE1412CCXP, SVE15125CXS, SVE14126CXB, SVE1512GCXS, SVE1512JCXW, SVE1512MPXS, SVE14126CXW, SVE1412ECXP, SVE1512NCXB, SVE14125CXB, SVE15126CXW, SVE15122CXW, SVE15126CXS, SVE14125CXP, SVE17122CXB, SVE17127CXB, SVE1412BCXB, SVE171290X