Due to the update, World of Tanks servers will be unavailable on October 24, 2019 from 06:00 – 06:45 CEST. In this micro-update:
New folders have been added for modifications: ./mods/1.6.1.2/ and ./res_mods/1.6.1.2/.
It is possible that this patch will see the implementation of the Halloween mode.
Source: koreanrandom.com