Dear sister,
we have the case as i had before.This are the following steps to change our status:
1.go to phil. embassy and ask for application for change name
2. this application you have to authenticate to foreign services in qatar.
3. then go to gulf times for publish your status
4. then qatar labor for authentication
5. come back to phil embassy for change passport
6. finally you have to go to immigration for transfering your visa in current passport.

if you need more info.please call me on my phone,6552678
i hope i can help you in this matter.