use jetbrains mono in vscode
open settings Ctrl+, choice Text Editor -> Font, and add this 'JetBrains Mono' to the font family. Also from there you can change font weight and size, then restart your VS Code to see the change
// Set the font
"editor.fontFamily": "'JetBrains Mono', Consolas, 'Courier New', monospace",
// Set the font size
"editor.fontSize": 13,
// Turn on font ligatures
"editor.fontLigatures": true,
// Set letter spacing
"editor.letterSpacing": 0.4,
// Enable smooth scrolling in the editor
"editor.smoothScrolling": true,