World of Tanks Blitz Wiki 掲示板

On Monday, December 27 (or Sunday, Dec 26 for NA) the technical Update 8.6.1 will be released for all supported platforms. It contains several important improvements to the game stability, including enhanced anti-DDoS protection. This update also requires a server upgrade.As usual, you won't have to wait several hours to enter the game. Continue fighting, and when the time comes, download the new version and return to battles!

とあるので、まあバク修正やね。