BR for SPAA T17E2 has been increased from 1.0 to 1.3, Consumption of shells from ammo racks for Centurion Mk.10 has been refined, KPVT mg ammo load received new ammunition: BS-41 (T10M and SU-122-54)...

Fixed game crashes on old Nvidia drivers; A bug which would stop tank battles audio from working properly has been fixed.

Update 1.55 '"Royal Armour" has rolled onto the battlefields of War Thunder, bringing with it a host of British Ground Forces! As well as the new Royal Armoured arrivals, we also have two stunning new Desert locations, the Legendary Soviet MiG-17 and many more exciting new vehicles for both Pilots and Tankers!

The cost of the basic level qualification for premium vehicles has been reduced to 10,000 Silver Lions for all the vehicles where it would have previously cost more. The expert qualification cost for these vehicles has been increased accordingly; The minimal progress needed for crew progression is now only half of the “progress bar” as opposed to a full progress bar...

A bug which would prioritise integrated graphics for some hardware setups has been fixed; The bomb drop delay for the 8x1000 lbs bomb loadout has been fixed; A bug which would incorrectly display the coordinates of allies requesting support has been fixed...

A bug relating to allied vehicle markers on the minimap has been fixed; A bug relating to tank track prints in the snow has been fixed; The incorrect behavior of torpedoes while underwater has been fixed...

Vehicles and armament, Interface, Missions, Locations and Misc bug fixes.

Display of aircraft at large distances has been improved; Client stability has been improved.

Improved the quality of the in-game voice chat; Some client crashes have been fixed.

Decreased the amount of RAM memory used for locations with destructible buildings; Improved the quality of the in-game voice chat; Linux: fixed game client launch while using older video drivers; Fixed a visual bug which may have shown double barrels on the damage indicator...

Assault bomb fuse time for air Arcade Battles has been decreased to 0.5 seconds; In Arcade combined battles the time when all the players gain one Artillery strike has been increased from 60 to 120 seconds; Maximum available amount of artillery strikes in Arcade battles for medium tanks is now 2.

A bug where a player could spawn more than 3 times per battle in Arcade mode in British tanks has been fixed.​