i’ve flash my 8520 with local telco firmware, after flash still show tmobile when startup

i flash my bb with

%SYSTEMDRIVE%
cd
cd %CommonProgramFiles%
cd “Research in Motion”
cd apploader
del vendor.xml
loader /nojvm
delvendor.xml

Discussion: after flash still not debrand

pixel after flash still not debrand

    delvendor, delvendor download, delvendorxml, delvendor xml, download tool delvendor, DelVendor bb, free delvendor bb, delvendor download free, Free download DelVendor, download delvendor xml, download file delvendor, download del_vend, download tool delvendor blackberry, download tool delvendor xml, flash blackberry 8520 firmware unbrand