Originally Posted by sdrawkcab25
Only if you want s-off (an unlocked bootloader). Which gives you the ability to change radios, hboots, downgrade system images, and modify system files while booted(like the build.prop).
If you just want root access, then you don't have to downgrade, but it is well worth the extra effort to downgrade and get s-off.
Unrevoked forever states the following about radio baseband versions and mine is not listed. Does this mean unrevoked forever will not work on my phone, and I am dead in the water? mine is 188.8.131.52.20.
At this time, the following devices are supported.
- HTC Droid Incredible, running radio baseband versions: