How to change LG OLED TV country region by service remote

Quick walk through LG TV Service menu (IN_START, ADJUST) using OEM LG Service Remote Control
Service menu PIN: 0413
Country codes:
3328-3455 - region PH (Philippines)
3200-3327 - region IR (non-working: after entering the advanced settings, the region jumps to the previous region)
2944-3071 - region JP (Japan)
2816-2943 - region EC (Ecuador and South America )
2688-2815 - region AR (Argentina and the countries of South America)
2560-2687 - region PE (Peru and the countries of South America)
2432-2559 - region CL (Chile and the countries of South America)
2304-2431 - region BR (Brazil, countries South America and the Caribbean)
2176-2303 - HN Region (Honduras, USA, Canada, Mexico and Central America)
2048-2175- MX region (Mexico, USA, Canada and Central America)
1920-2047 - CA region (Canada, USA, Mexico)
1792-1919 - US region (USA, Canada, Mexico)
1664-1791 - KR region (Korea)
1536 -1663 - region HK (Hong Kong)
1408-1535 - region CN (China)
1280-1407 - region RA (Panama, Taiwan and the Caribbean)
1152-1279 - region JI (Colombia, Taiwan and Central America)
1024-1151 - TW region (Taiwan and Central America)
896-1023 - IL region (Israel, Palestine)
768-895 - JA region (Africa and the Middle East)
640-767- AJ region (Australia, New Zealand, India and Southeast Asia)
512-639 - ETC-EU region (Russia, Ukraine, Belarus, Kazakhstan, Uzbekistan, Kyrgyzstan, Georgia, Armenia, Azerbaijan, Turkey, Iraq, South Africa, Ghana, Algeria, Kenya, Morocco and the countries of Europe) after choosing a country, you need to reset to factory settings!
384-512 - West-EU region (Russia, Ukraine, Belarus, Kazakhstan, Uzbekistan, Kyrgyzstan, Georgia, Armenia, Azerbaijan, Turkey, Iraq, South Africa, Ghana, Algeria, Kenya, Morocco and European countries) after choosing a country, you need to reset the settings to the factory!
256-383 - East-EU region (Russia, Ukraine, Belarus, Kazakhstan, Uzbekistan, Kyrgyzstan, Georgia, Armenia, Azerbaijan, Turkey, Iraq, South Africa, Ghana, Algeria, Kenya, Morocco and European countries)after choosing a country, you need to reset to factory settings!
128-255 - Non-Nordic region (Russia, Ukraine, Belarus, Kazakhstan, Uzbekistan, Kyrgyzstan, Georgia, Armenia, Azerbaijan, Turkey, Iraq, South Africa, Ghana, Algeria, Kenya, Morocco and European countries) after choosing a country, you need to reset the settings to the factory!
0-127 - Nordic region (Russia, Ukraine, Belarus, Kazakhstan, Uzbekistan, Kyrgyzstan, Georgia, Armenia, Azerbaijan, Turkey, Iraq, South Africa, Ghana, Algeria, Kenya, Morocco and European countries) after choosing a country, you need to reset to factory settings !
Source: webos-forums.ru...