The article discusses the foreign experience of digitalization of the preliminary investigation. In conclusion, the authors come to the conclusion that, given the predominance of the conservative view of law enforcement officers and the legislator of the Russian Federation, only minor steps are currently taking place towards the digitalization of the preliminary investigation in our country. At the same time, it was found that the introduction of various information systems and workstations into practical activities, which involved the creation of a single system, a wide coverage network, did not occur due to the lack of a single request from the system of investigative bodies and technical capabilities, as well as the absence of an urgent need to change the order of work by investigators and interrogators.