LG official recently released the Android 10 Update for the LG G8 ThinQ in South Korea.
Here you can download the LG G8 ThinQ Android 10 Stock kdz firmware G820N20h which is used for SKT (SK TELECOM) Edition LG G8 ThinQ.
IMEI:3599641003xxxxx
Model:LMG820N
Suffix:ASKTOP
Buyer:SKT
Software Version:G820N20H_00
OS Version:Q
File Name:G820N20h_00_SKT_KR_OP_1216.kdz
KDZ File size:4505640508
Download:G820N20h_00_SKT_KR_OP_1216.kdz