This is the flag of
🇬🇧 Bailiwick of Guernsey . The flag surface is white. There is a red cross in the middle to divide the flag surface into four parts. The red cross has two golden straight bars of equal length. Cross-shaped, It is displayed as GG on some platforms. It generally means Guernsey or within Guernsey. Its capital is St. Peter Port.
🇬🇬 is the Emoji of a country/region‘s flag, and its meaning is flag: Guernsey. The Emoji 🇬🇬 is composed of two regional indicator letters, namely 🇬 and 🇬. The country/region's 2-letter code for Guernsey is GG, so the letters corresponding to the two region indicator letters are G and G. 🇬🇬 is displayed as a whole flag on most platforms and as a two-letter symbol on a few platforms.