World of Tanks

9.1 Update Notes

Improvements and corrections added to the following maps: Arctic Region, Tundra, Komarin, Windstorm and Northwest
Chances of getting the Ruinberg on Fire map reduced
Minor defects on certain maps fixed

Upper limit for the range of battles for tier IV VII light tanks reduced
Post-fire visibility factor for all tank destroyers (except Premium vehicles) brought in line (mainly increased) with the factors for the same guns on other types of vehicles
Damage with UBR-354KA shell fired by 76mm L-10, L-10U, L-10S, and KT-28 guns changed from 105 to 110 (bug with Premium shell dealing 5 more points of damage than the standard shell fixed)

VK 28.01:

Crossing capacity for VK 28.01 suspension on solid terrain increased by 20%
Crossing capacity for VK 28.01 suspension on medium terrain increased by 18%
Crossing capacity for VK 28.01 suspension on soft terrain increased by 10%
Crossing capacity for VK 28.01 verstärkteketten suspension on solid terrain increased by 22%
Crossing capacity for VK 28.01 verstärkteketten suspension on medium terrain increased by 20%
Crossing capacity for VK 28.01 verstärkteketten suspension on soft terrain increased by 11%
Maximum forward speed changed from 60 km/h to 68 km/h

M4 Sherman:

A-20:

MT-25:

Crossing capacity for MT-25 suspension on solid terrain increased by 12%
Crossing capacity for MT-25 suspension on medium terrain increased by 11%
Crossing capacity for MT-25 suspension on soft terrain increased by 6%
Crossing capacity for MT-25 reinforced suspension on solid terrain increased by 14%
Crossing capacity for MT-25 reinforced suspension on medium terrain increased by 12%
Crossing capacity for MT-25 reinforced suspension on soft terrain increased by 6%
V-16 engine (600 h.p.) replaced with V-16M engine (700 h.p.)

The Battle of Kursk and Battle of the Bulge Historical Battles have been removed
Five new awards introduced for Artillery: Rock Solid, Counter-Battery Fire, Gore's Medal, Cold-Blooded, and Stark's Medal
New awards added in Team Battles: Fire and Steel, Heavy Fire, Pyromaniac, Promising Fighter, No Man's Land
Conditions for Billotte's Medal, Bruno's Medal, and Tarczay's Medal clarified
The Operation Nostalgia (Karl) award moved from the Commemorative Tokens category to the Special category
Conditions for the Armored Fist award changed: it is now granted even if the player's vehicle was destroyed
Conditions for the Tactical Genius award changed: it is now always granted if the conditions are fulfilled
Crew members can be trained for skills and perks even if the vehicle is damaged

Minor visual problems with textures and models for a large number of vehicles fixed.Minor visual problems with textures and models for certain objects on maps fixed
Destruction effects for certain objects fixed
Minor bugs in damage models of Valentine II and Pz.Kpfw. 38 (t) fixed.Effects of exhausts for all vehicles have been reworked
Emblem location on certain vehicles has been fixed.Marks of Excellence (rings, stars, etc. depending on the nation) on guns, for damage caused, has been added
"Sliding" of a flown-off turret from tank hull implemented
Collision of a flown-off tank turret with surface now depends on the surface type
Dynamic FoV option added.
Certain settings in the Graphics tab rearranged
Support for 5:4 aspect ratio displays with the appropriate resolution added
Start time for display of tracer effects changed

FMOD sound library updated
Gunfire sounds now muffled in Sniper mode (from the turret)
Different tonal characteristics added to gunfire sounds, depending on the side from which the gunfire is heard (front or back of the gun, etc.)
Sounds of turret traverse and the shell cartridge ejection after fire have been added. This is clearly heard in Sniper mode or at maximum camera zoom to the turret
Distance at which sounds are heard increased from 300 m to 600 m
Tracer sounds (when tracer flies by you) reworked
Vehicle destruction sound reworked based on feedback from players

Online/Offline status of a friend in the chat window will now be correctly displayed regardless of which server your friend is using
Maximum number of characters in chat messages in the Garage increased to 512
In the Summary Tab of the Achievements window, the clan icon and the date when the player joined the clan are now displayed
Corrections and improvements affecting the interface in Team Battles have been implemented
Added the display of the time period for Historical Battles
Dialogue windows for confirming changes in Graphics settings changed
In Tank Company Battles, it is no longer possible to start a battle without a Commander
Display order of parameters in the Summary tab of the Achievements window changed
The Gametrix JetSeat (accessory) settings section moved from the General tab to a new settings tab
License agreement is now displayed after login, before loading the Garage

Certain game client crashes and hang-ups fixed
"Shaking" of tracks when switching between HD vehicles in the Garage fixed
Certain bugs and defects in the Graphics settings window fixed
Issue with excessive load on video card caused by minimized game client fixed
Certain bugs during battle playback fixed
Certain bugs in the missions interface fixed
Issue when in certain cases ricochet effect was displayed on penetrating armor fixed
Vehicles burning effects optimized for better performance
Issue with in-battle equipment icons displacement fixed
Issue with incorrect display of tracers fixed (when they could fly through a vehicle past the point where a shell collides with the vehicle)
Camera behavior in Arcade mode in certain cases fixed
Issue with increased map loading time when graphics settings are set to low fixed
Fixed issue with a short-term drop in performance upon switching to Sniper mode, when terrain quality is not set to maximum
Drop in performance when firing automatic guns fixed
Issue with occasional absence of effects and messages when a shell hits a tank fixed
Issue with dispersion increasing when changing from and to Artillery mode with the right mouse button pressed, fixed
Certain errors in Postmortem mode when switching between allies fixed
Quality of basic Emblems for nations improved

9.0 Update Notes can be found here.