Riff Box Login Password /Recovery Problem

Hi i am the Reseller of Riff Box (IQBAL Communication) pakistan
my customer has login problem plz can u solve it

Riff Box S/N: FF.3F55:EF7C-E445:95F5
user Registration info:
user: muhmma
email :asgharmuhamma135@gmail.com
pass:0720703333

Best Regars'