Mental health care and the provision of psychological assistance to individuals is an extremely important public problem, especially in Ukraine. In the Armed Forces of Ukraine, the issue of psychological assistance to servicemen has recently become extremely important. Purpose: In our opinion, the quality of psychological care is directly proportional to how objectively we will conduct the examination of the serviceman, in particular with the use of software and hardware. At the same time, using software and hardware, we explore the psychophysiological characteristics of the individual, which are unchanged. At the stage of diagnosing and determining the methods of providing psychological care and after these measures, we analyze the results of the relevant effects, which is manifested in the positive dynamics of psychophysiological indicators. With the help of software and hardware at the stage of studying the level of formation and development of mental stability of servicemen, the following indicators are determined: strength-weakness of the nervous system, personal anxiety, degree of risk, emotional reactivity, neuroticism, typological features; behavioral and autonomic features, psychomotor reactions, general psychological stability; volitional qualities of personality; objective physiological indicators - pulse rate, respiration, blood pressure.In the software and hardware complex on the basis of the device "PPD-2" for psychophysiological research both hardware and software are used. Light stimuli for time measurement techniques are presented in special glasses, and the reaction time is recorded by the control unit. In addition, the device comes with a special keyboard. These design features of the complex allow to achieve maximum uniformity of the survey resultsWith the help of software and hardware, we evaluated:functional mobility of nervous processes and strength of nervous processes;critical frequency of flicker of light flickers;latent period of simple visual-motor reaction;latent period of simple auditory-motor reaction;latent period of complex visual-motor reaction;latent period of complex auditory-motor reaction;reaction to a moving object;orientation in space;attention;RAM.Conclusion: Thus, with the help of software and hardware complex "PPD-2" we conduct a psychophysiological examination of the functional state of servicemen who completed the mission in eastern Ukraine, determine the current functional state and conduct psychophysiological rehabilitation, which was designed for 14-18 days. After the activities, we re-conducted the survey to determine the dynamics of changes in functional status. Examination of the functional state was performed twice: at the beginning of the rehabilitation program with the use of kinesiological techniques and psychophysiological procedures and again for 7-10 days of the program. In 85% of subjects there was a positive dynamics of changes in functional status.