If you want to change user id then pls. check with SU01 tcode and if you want to change vendor / supplier name then change in SAP with XK02 / MK02 tcode.
Regards,
Krish
If you want to change user id then pls. check with SU01 tcode and if you want to change vendor / supplier name then change in SAP with XK02 / MK02 tcode.
Regards,
Krish