Rainbow Six Siege Operation High Calibre launches on November 30 across all platforms. A patch will accompany this new season for the game that requires a new download for all players and some maintenance time. This guide explains exactly when the maintenance period will be, what time the new season goes live, and how large each patch is.

The exact downtimes for each platform are as follows. Ubisoft will be performing maintenance on the Rainbow Six Siege servers. The game will be unavailable for one hour from the times marked below. 

  • Steam: 4.80 GBUbisoft Connect: 5.36 GBXbox One: 4.08 GBXbox Series X/S: 4.31 GBPS4: 4.38 GBPS5: 4.10 GB

You’ll need to wait until the maintenance period of one hour is over before you can download the update for Rainbow Six Siege. Then, once the update has been installed, you can access and play Operation High Calibre.