. 60, it (the PSP E1000) is currently not supported by the 6. Thats pretty much it. Since the PSP E1000 can only install the firmwares (6. 60 and 6. We expect that the PRO CFW cIPL Flasher will be fixed in the future, and a newer version of. 61 downgrader. 61, and the downgrader can not downgrade to 6. 50 as pre-installed, no installer available) 6.