Video walls have become a popular tool for both commercial and entertainment purposes in recent years. From display walls in shopping malls to gaming arcades, video walls have grabbed the attention of consumers worldwide. However, these screens come with a set of requirements to ensure that their brightness level is appropriate for the intended purpose. This is where video wall brightness adjustment comes into play. Video wall brightness adjustment is the process of adjusting the brightness level of a video wall display to suit the specific needs of its environment. These adjustments can be made manually or automatically, depending on the complexity of the system and the requirements of the user. In commercial settings, such as shopping malls and airports, video walls are typically used to attract customers to the various stores and services available. To achieve this goal, it is essential to have a high level of brightness in the video wall displays. In contrast, video walls used in entertainment settings, such as gaming arcades and cinema complexes, require significantly lower brightness levels to enhance the viewing experience while avoiding glare that may cause eye strain. The process of adjusting the brightness level of a video wall can be achieved in several ways. One of the common methods is to use a video wall controller. This controller is a device that enables users to manage the entire video wall system from one central console. The controller typically includes features that allow users to adjust the brightness levels, color temperature, and contrast of the display. In addition to the video wall controller, some video walls feature an ambient light sensor that automatically adjusts the brightness level of the display according to the environment's lighting conditions. This feature ensures that the video wall display maintains a consistent brightness level while minimizing energy consumption. When it comes to video wall brightness adjustment, expertise and experience are vital. Qualified technicians must understand the video wall's intricate architecture and setup to ensure that the brightness levels are adjusted accurately and safely. Adding to this, being familiar with the various brightness adjustment methods and tools ensures that the technicians can efficiently address any issue that may emerge during the brightness adjustment process. In summary, video wall brightness adjustment is a crucial element in managing the performance of video wall displays. It ensures that video walls in commercial and entertainment settings deliver their intended purpose effectively. The expertise and experience of qualified technicians in using the right tools and methods cannot be understated in achieving the best performance of video wall displays for any facility.