lower left; bottom left
Refers to the lower-left area or corner of a space, screen, or document.
画面の左下にアイコンがあります。
There is an icon in the lower left of the screen.
書類の左下に署名してください。
Please sign in the lower left of the document.
There is an icon in the lower-left of the screen.
The time is displayed in the lower-left corner.
Please click on the lower-left of the screen.
左下 is the lower-left position, while 右上 is the diagonally opposite upper-right position.
左下 refers to the lower-left area, whereas 左上 refers to the upper-left area (opposite vertically).
左下 refers to the lower-left area, while 右下 refers to the lower-right area (opposite horizontally).
bottom left corner
Compound of 左 (ひだり, 'left') and 下 (した, 'below').