Jul 16, 2010
This mostly applies to folks who have flashed the leaked ota and want to go back to legit stock. There is generally a problem with that, because we cannot use the RUU due to the upgraded Hboot (no radio has nothing to do with it).
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Through my travels, I found a way to do it.
This is not without its risks, and I take no responsibility for any broken phones, knocked up cats, or homeless hamsters caused from the havoc it may wreak.
It did work for me, quite well. I was able to flash to an old RUU without issue like nothing ever happened.
First, the link I used, and then the english version.
[HOW-TO] Downgrade HBOOT - HTCPedia.com forums
Need the RUU?
Now, my instructions, which will hopefully simplify it. I take no credit for this by the way, credit is due to the original thread.
1. Download and unzip the files I have attached to this thread and put them somewhere that you can push them with adb.
2. You must used Unrevoked's latest tool to install clockwork.
3. Boot into clockwork recovery, go to partitions, and mount data.
4. Type this code...