The firmware version is 1.1.0 Build 20150401 Rel. 55883Is there any chanche I can downgrade to a previous one?

danymarc wrote Default the 210 to Factory by pressing with pin 15 seconds and on first page do not select any country, select Test Mode Thank you for your fast reply. I tried that, but there is no...

Model : Hardware Version : Not Clear Firmware Version : ISP : Hello, I've just buoght a brand new CPE210 from amazon, followed the instructions e installed. I Think I've done the configuration...