It is not recommended to directly update latest FW very old FW. It is recommended to perform staged update progressively to reach latest FW. You can alter iDRAC and BIOS (iDRAC -> BIOS -> iDRAC -> BIOS etc.) update to reach latest. It is not necessary to update all FW available. You can skip one or two version in between. 

You can refer below link for latest FW for iDRAC and BIOS. "Other Available Versions" section on below links have details and link for old FW

iDRAC - https://www.dell.com/support/home/en-us/drivers/driversdetails?driverid=kpccc&oscode=ws8r2&productcode=poweredge-r410 

BIOS - https://www.dell.com/support/home/en-us/drivers/driversdetails?driverid=xxnw5&oscode=ws8r2&productcode=poweredge-r410