Fungicide resistance is a phenomenon in which fungi develop the ability to survive exposure to fungicides, leading to a decrease in the effectiveness of these chemicals in controlling fungal diseases in crops or other settings. This resistance can occur through a variety of mechanisms, including mutations in the target site of the fungicide, increased detoxification of the chemical, or changes in the fungal cell wall to prevent fungicide entry. Fungicide resistance poses a significant challenge for agriculture, as it can reduce crop yields and increase the use of fungicides, thereby contributing to environmental pollution and potential health risks. Research in this area focuses on understanding the mechanisms of fungicide resistance, developing strategies to manage resistance, and identifying alternative methods for controlling fungal diseases.