text to be encoded into QR Code (max. 500 characters)
1 2 3 4 5 6 7 8 9 10 11 12 select QR image size		select QR foreground color	select QR background color
logo:	logo scale	logo position X:	position Y:
draw border around	draw border with round corners	L, 7% M, 15% Q, 25% H, 30% QR code error correction level

If you place a logo on the QR-code, you probably should select a higher error correction level H. Always make a test scan of a generated QR code.