(adsbygoogle = window.adsbygoogle || []).push({}); Just downgraded my PS3 using e3 flasher and I didn't have to dongle so I used Rogero 3.55 downgrader RSOD and I toggled qa ad I still can't update to any other fw

Re toggle qa and make sure you install through recovery/ safe mode

Make sure your name the update on the usb right, I had the same problem and it was silly of me not to notice.

PS3>UPDATE>PS3UPDAT.PUP

On the root of your usb