Thread: downgrade from 4.21 dex to 3.55
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Old 10-01-2012   #5
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Originally Posted by aries2k View Post
You could also use the 3.55 Downgrade pup from the devwiki

http://www.ps3devwiki.com/files/firmware/OFW-DEX/

I downgraded straight from XMB with that PUP.
Yeah it worked, but only from the recovery menu as tjhooker said. It didn't work from the XMB.
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