MCUFRIEND LIBRARY font refresh

i use ili9341 display
i have another problem .
i made a speedometer using this display.
its not refresh the print overlap.
how i resolve this problem.
but default font no problem but when i use custom font its not refresh then print over to over.

chirathduino:
i use ili9341 display
i have another problem .
i made a speedometer using this display.
its not refresh the print overlap.
how i resolve this problem.
but default font no problem but when i use custom font its not refresh then print over to over.

This looks like a duplicate post.
Which Arduino board are you using?
What version of the Arduino IDE?
What operating system are you using?
Linux, MacOSX, MS Windows, other

Link to the display you are using?
Any photographs of the display which shows the issue?

post the sketch being used in the proper code tags and properly formatted.

thank you for reply.
my display is +ili9341 (shield)
iam using arduino uno board
arduino ide 1.8.4
windows os

display board ==http://www.14core.com/using-2-5-inch-tft-touch-lcd-screen-shield/

when i was comment the (#undef GFXFONT_H //comment this line to enable FreeFonts) this line display not refresh then print over to over .