How can I fix this issue and reduce the size of VS Code?

CodePudding user response：

Ctrl ' ' and Ctrl '-' to zoom in and zoom out

CodePudding user response：

Try to Zoom out or reset Zoom

• View > Appearance > Zoom In (Ctrl =) - increase the Zoom level.
• View > Appearance > Zoom Out (Ctrl -) - decrease the Zoom level.
• View > Appearance > Reset Zoom (Ctrl Numpad0) - reset the Zoom level to 0.

See the docu here.
Note: the keyboard shortcuts might be different depending on your keyboard/language settings.