On November 16, 2022, Russian Navy commissioned the newest Project 636.3 (Improved Kilo-class) submarine "Ufa" (P-588) with a ceremony held in Admiralty Shipyards facilities in St. Petersburg.

In the midst of Ukraine-Russia tensions, Russia's improved Kilo-class (Project 636.3) submarine "Rostov-na-Donu (B-237)" entered the Dardanelles on February 12 en route to the Black Sea.