Comment # 1 on bug 1056701 from Jos� Iv�n L�pez Gonz�lez

This is a current known issue. We are planning a new feature for permanent
saving the selected language during installation: https://fate.suse.com/318426

To be sure you are not getting an unknown issue, please, attach the YaST logs,
see
https://en.opensuse.org/openSUSE:Report_a_YaST_bug#Attachments_-_y2logs.2C_hwinfo_etc.