Help to update xperia x10

[Guest alannnn]

I recently bought a cell xperia x10 (free) in Argentina.In system info say this:

Model:

X10A

Country: America

Brand:

Generic

Phone Software Version:

1227-4612_R1FA014 GENERIC

File System Version:

1227_4607_R1FA014 NAM_1

S1 Boot Version:

1226-2253 R8A013

ETS Software Version:

1225-9698_8

Customization Version:

1233-8200_R6A

Memory Card Version:

1232-6854_R19A

Content Version:

PA22

Type Number:

AAD-333880074-AV

Baseband version: 1.0.14

Number of compilation: R1FA014

When I try to update with SEUS o from the cell says I have the latest version of software.What firmware would have to download and install to have the latest version?

I will be able to continue taking the Spanish language in the phone?

Sorry foy my english