Official sources only

Updates & patch notes — Rainbow Six Siege

Everything here was published by the game’s developer or publisher. Each entry says what it is, whether it is live by the developer’s own account, and links to the original.

  1. Year 11 Season 4 Reveal IncomingAnnouncedSeasonRainbow Six Siege announcements on Steam (Ubisoft)
  2. COMMUNITY CHECKPOINT #6: Y11S3.3 UPDATESAnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  3. Osaka Major Starts November 6: Rewards & Esports ActionUpcomingNewsRainbow Six Siege announcements on Steam (Ubisoft)
  4. DESIGNER'S NOTES: Y11S3 MID-SEASON UPDATEAnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  5. PATCH NOTES: Y11S3 MID-SEASON UPDATEAnnouncedPatch notesRainbow Six Siege announcements on Steam (Ubisoft)
  6. Doktor's Curse Is Back: Hide, Hunt, and SurviveAnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  7. A New Kind of Competition Arrives in SiegeAnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  8. Y11S3.1 PATCH NOTESAnnouncedPatch notesRainbow Six Siege announcements on Steam (Ubisoft)
  9. Save up to 90% on games during the Ubisoft 40th Publisher Sale!AnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  10. 3v3 Arcade Is Here. Squad Up and Jump InAnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  11. R6S Community Checkpoint [REPLAY] - Gamescom Day 4AnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  12. Y11S3 PATCH NOTES ADDENDUMAnnouncedPatch notesRainbow Six Siege announcements on Steam (Ubisoft)
  13. Noor Arrives in Operation Split FireReleasedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  14. Tom Clancy's Rainbow Six Tactics Is RevealedAnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  15. Don't miss Rainbow Six Siege Live at Gamescom!AnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  16. Y11S3 DESIGNER'S NOTESAnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  17. Operation Split Fire RevealedAnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  18. Rengoku Returns: Battle for Glory from August 5 to August 26AnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  19. Y11S2.3 PATCH NOTESAnnouncedPatch notesRainbow Six Siege announcements on Steam (Ubisoft)
  20. Rainbow Six Siege Mid-Season Update: Everything You Need to KnowAnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  21. DESIGNER'S NOTES: Y11S2.2 MID-SEASON UPDATEAnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  22. Y11S2.2 MID-SEASON PATCH NOTESAnnouncedPatch notesRainbow Six Siege announcements on Steam (Ubisoft)
  23. MARKETPLACE & ECONOMY: A NEW DIRECTIONAnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  24. COMMUNITY CHECKPOINT #3 RECAP: RANKED 3.0, DOKKAEBI UPDATES & MOREAnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  25. Y11S2.1 PATCH NOTESAnnouncedPatch notesRainbow Six Siege announcements on Steam (Ubisoft)
  26. M.U.T.E. Protocol Live Now in Rainbow Six SiegeAnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  27. Dead by Daylight & Rainbow Six SiegeAnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  28. R6 Regional Leagues - Stage 1 Has Begun!UpcomingNewsRainbow Six Siege announcements on Steam (Ubisoft)
  29. OPERATION SYSTEM OVERRIDE BEGINS NOWAnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)
  30. Y11S2 PATCH NOTES ADDENDUMAnnouncedPatch notesRainbow Six Siege announcements on Steam (Ubisoft)
  31. Y11S2 Streamer CharmAnnouncedNewsRainbow Six Siege announcements on Steam (Ubisoft)

Checked against the official sources 12 Nov 2026, 06:04 UTC. Posts are the developer's own words and may be revised by them; when that happens the change is recorded on the update's page.