Devaluation is a complex economic process that can significantly impact currency and the overall economic situation in a country. This phenomenon holds particular importance for Russia, as the country's economy heavily relies on global markets. During a devaluation, the purchasing power of the national currency changes, leading to an increase in prices for imported goods and services, and may also provoke a rise in the inflation rate. These processes have a considerable impact on business, the financial sector, and the everyday lives of citizens. In our article, we will analyze the main consequences of devaluation for the Russian economy, the mechanisms of its impact, and strategies that can help mitigate its negative effects.