In the Leningrad, Novgorod, and Pskov regions, 4G service will be shut off at night; the shutdowns will last until January 30.

Mobile Internet turn off From 23:00 PM to 06:00 AM. The official reason is "technical work to reconfigure the radio frequency spectrum of the transmitting equipment."

Sources of "Kommersant" сообщаютThe work is being carried out at the direction of the Ministry of Digital Development, Communications, and Mass Media for the needs of law enforcement agencies, specifically to fine-tune anti-drone systems. Experts warn of the risk of disruptions in payment processing and video surveillance systems.

"It's impossible in nature for all four operators to simultaneously and unanimously work on the same project—network modernization. It's a completely individual matter. Each operator has its own equipment, from its own manufacturer, and of varying ages. This may be the case for two, but it's impossible for four to be the same."- считает Leonid Konik, CEO and editor-in-chief of the ComNews group of companies.