This is the flag of
🇩🇰 Greenland, the Danish territory. The background color of the flag is upper white and lower red. On the left side, there is a red and white circle from top to bottom.It is displayed as GL on some platforms. It generally means Greenland or within Greenland.
🇬🇱 is the Emoji of a country/region‘s flag, and its meaning is flag: Greenland. The Emoji 🇬🇱 is composed of two regional indicator letters, namely 🇬 and 🇱. The country/region's 2-letter code for Greenland is GL, so the letters corresponding to the two region indicator letters are G and L. 🇬🇱 is displayed as a whole flag on most platforms and as a two-letter symbol on a few platforms.