actually FontForge has an option to view unicode ranges
just gotta download it, open the font and go to Element > Font Info > Unicode Tables
https://imgur.com/a/hX6DVfj
Got it !
Here's the settings :
20-7E,A1-AC,AE-2E9,2EC-2FF,370-377,37A-37F,384-38A,38C,38E-3A1,3A3-481,48A-52F,1C80-1C88,1D00-1D24,1D26-1D5B,1D5D-1DBF,1E00-1EFF,2010,2012-2027,2030-205E,2070-2071,2074-208E,2090-209C,2116-2117,2120,2122,2190-2199,21D0-21D9,2208-2209,220B-220C,2213,2215,2217,221A,222B,223C-223D,2248-2249,2260-2262,2264-2265,226A-226B,226E-226F,2282-2285,22C0-22C3,23E9-23EA,23ED-23EF,23F4-23FD,2580,2584,2588,258C,2590-2593,2596-25A1,25AC-25B2,25BA,25BC,25C4,25C6-25C7,25C9,25CB,25CF,25D8,25E2-25E5,2600-2601,2604-2605,2607-2609,2615,261A-261C,261E,2620,2630-263A,263D-263E,2640,2642,2660,2663,2665-2666,2669-266F,2693-2694,26A1-26A7,26C6,26CF,2713,2717,2C60-2C7F,2DE0-2DFF,A640-A66D,A680-A69B,A722-A76F,A771-A787,A78A-A7BF,A7C2-A7CA,A7F5-A7F7,A7FA-A7FF,AB30-AB31,AB33-AB3C,AB3F-AB5A,AB60-AB68
Just a last question : I set the base point size to 16 but is that the correct one ? What is the base size of Pizel ?