Xhorse VVDI BMW Tool software released to V1.6.1 on June 29th, 2020.
Update your software from Menu-> Update center.
Require firmware v1.4.7
1.Improvement for CAS3 write ISN-> Support all keys lost for CAS3 with 4 bytes ISN
2.Improvement for diagnostic for E series
2.Bugfix for write EGS ISN for E70 series
5.Improvement for E F G series programming and coding