https://community.extremenetworks.com/t5/extremewireless-wing/rfs4000-bad-file-not-for-me/m-p/65084#M5834 <P>Not clear if the downloaded file is corrupt. Please download a fresh copy and try again.&nbsp;</P><P>&nbsp;</P><P>I would recommend you try upgrading to 5.5 or 5.7 first to see if this works then go to 5.9.</P><P>&nbsp;</P><P>Rgds</P> Sat, 09 Jan 2021 01:31:45 GMT Christoph_S 2021-01-09T01:31:45Z https://community.extremenetworks.com/t5/extremewireless-wing/rfs4000-bad-file-not-for-me/m-p/65083#M5833 <P>RFS 4010 will not install wing&nbsp; 5.9.8.3-003. It will result in a error bad file not for me. version of img is&nbsp;RFS4000-5.9.8.3-003R currant running firmware is 5.4.0-018R. any help world be great.&nbsp;</P> Sat, 09 Jan 2021 00:49:59 GMT https://community.extremenetworks.com/t5/extremewireless-wing/rfs4000-bad-file-not-for-me/m-p/65083#M5833 RFS4000_bad_fil 2021-01-09T00:49:59Z https://community.extremenetworks.com/t5/extremewireless-wing/rfs4000-bad-file-not-for-me/m-p/65084#M5834 <P>Not clear if the downloaded file is corrupt. Please download a fresh copy and try again.&nbsp;</P><P>&nbsp;</P><P>I would recommend you try upgrading to 5.5 or 5.7 first to see if this works then go to 5.9.</P><P>&nbsp;</P><P>Rgds</P> Sat, 09 Jan 2021 01:31:45 GMT https://community.extremenetworks.com/t5/extremewireless-wing/rfs4000-bad-file-not-for-me/m-p/65084#M5834 Christoph_S 2021-01-09T01:31:45Z