Yes, every Mercedes Benz C class has this Problem – W203 and C203 Chassis the LCD display gets pixelated making it difficult to read what is on the display, especially during the day sunlight.
This problem is prevalent with the Mercedes Benz W203 2001 to 2004 chassis with the Orange LCD display. The Mercedes-Benz C-Class (W203) is the internal designation for a range of compact executive cars manufactured and marketed by Daimler Chrysler from 2000 to early 2007.
The facelift Mercedes Benz W203 which debuted from 2004 to 2007 did not have this problem. The refreshed version tackled a lot of issues that got noted in the pre-facelift.
Lensesview Vehicles decided to mention this because this model of Mercedes Benz (especially C Class W203 manufactured from 2001 to 2007) is very common and on every road in Zambia.
The heat from the engine cabin is the main cause that makes this panel fail Prematurely. Symptoms typically include poor visibility or faded screen during the hot hours of the day. It makes a frustrating reading of the desired data from the display.

There is no easy fixing of the pixel other than replacing the Mercedes Benz W203 C Class Speedometer Cluster LCD Screen Display.
But when it comes to replacing the part fixing the problem is easy though extra Kwachas (about 900 Kwacha or $50) have to be spent to get a new LCD and have patience, and consideration not to break anything to have it fixed.
Here is a YouTuber showing how to replace the LCD https://www.youtube.com/watch?v=76GyrVKTp6U&t=50s