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hello guys, i have a problem. my psp is psp 3000 brite 07g cfw 6.61, i try to downgrade it to 6.20 and it worked, i somehow forget to re update the ofw from 6.20 to 6.61 and accidentally, pressing x for update on cfw 6.61 updater. it blanked and then i turn off my psp. when i turned it on again, it become ofw 6.61 and when i trying to run the cfw 6.61 updater again it blanked again. it keeps repeating, over and over. any helps guys?

It was not work with 7g because it's too rare for testing downgrder. But you may [try to] help. Post PSPident screenshot first.