I am very new to this, I have asked someone to write me software the display the temperature on screen . however the screen is only partially displaying as if the system think it small screen. What can be the reason ?
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The proverbial crystal ball is still in the dishwasher...
It might be as simple as declaring the wrong size for the screen but we don't know what you did not share...
Could you please read How to get the best out of this forum and post your code with code tags and necessary documentation for your ask like your exact screen, Arduino, ...