Dont lose your cool dude. The entire procedure is here on the first page itself. It is more detailed than the FAQ on XDA.
To backup your current rom, isntall Clockwork mod recovery and then select "reboot recovery" option.... when in ... first go and create a backup. that is your backup.
As for warranty purposes, on the first page of this thread there is a link to "SEA full sbf" ... that will bring your phone back to original day 1 position.
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PS: I used Nandroid + fixed sbf method..... but the details for that is only on XDA FAQ...
:hap2:
guys I bricked my phone yesterday
Lucky for me the "MAcgyver method" worked!!!!!!:hap2::clap::cool2:
Ok so now onto WIUI. Please tell me if the procedure is the sme for WIUI as it is for CM 7? can I use the Nadroid + fixed sbf method here too?