have searched the forum and found some old threads on this issue but nothing recent, my Dec 07 model obviously has the old lights, is there now a simple working update fix?

Nope.

Speak to the site sponsor DCC 4x4, they do the conversion, LED lights require some wiring changes. Discovery 4 HSE
1998 110 TUM HS FFR Hard Top XD WOLF
1982 Series 3 Hard Top

*Gone:L462 D5 HSE LUX, L663 Defender 110 HSE, Discovery 3 HSE, 2014MY Range Rover Sport 5.0 Supercharged AB Dynamic; L405 Exec Vogue SE 4.4, 5.0 Supercharged Autobiography, Defender TDCi XS CSW, Defender TD5 HT, Vogue SE TDV8, Vogue TD6, RRSport SC 4.2V8, Classic 3.9 Vogue Auto, Land Rover Series 3 SWB

and a new front bumper I think??

dont fit then

guys u need to check this one, they have done it!!!

http://www.pistonheads.co.uk/sales/1733026.htm

also this is the answer...

http://www.dcc4x4sidebars.co.uk/range-rover-2010-supercharge/

should have bought the car from PH ppe  All my spelling errorz are belong to me!

2023 FFRR L460
2020 Range Rover Velar

mmmmmm No body told me there would be days like these

L Reg dark purple/burgundy sort of Disco
R Reg very red disco
Bright Silver disco TD5
Sort of bright girly powder blue disco TD5
Gone (a while back) 1999 P38 4ltre Autobiography. 13 miles to the gallon, 10,000 miles to the engine
Gone MY06 RRS HSE Rimini Red
Gone MY10 RRS HSE Purple
Gone 2007 TDV8 Vogue OF Stornoway Grey (In Love again)
2011 4.4 TDV8 Vogue Baltic Blue
MY66 VOGUE TDV6 3.0 Red