Hi
from the past months my system have startup problem so i go to technicion .My laptop bios chip have problem and that man changed the bios chip
now my laptop is ok but the problem is the system model tag and serial number shown as reserved . even these number at my back of Lid panel
i dont know how i fix it.i go to sony local service center but they also fail to fix it. can any body help me how i add these number and model number because its need for window original recovery
some body is told me it can be a software like a sony dmi tool.if any body help me via team viwer or any else mathod
Thank you