These version matrix pages (from Microsoft) contain the build numbers (how to check?) of Exchange, matched against their update "names" (RU, CU numbers), their release dates, and a link to the KB containing the update download:
| « ‹ | April 2025 | › » | ||||
| Sun | Mon | Tue | Wed | Thu | Fri | Sat |
| 1 | 2 | 3 | 4 | 5 | ||
| 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| 20 | 21 | 22 | 23 | 24 | 25 | 26 |
| 27 | 28 | 29 | 30 | |||
