All Fast Skip Ahead/Alpha Skip Ahead Fast Active/ Alpha Active/Fast Slow/Beta/Preview Delta Release Preview/Omega Semi-Annual Targeted/Release Semi-Annual Broad Long-Term Servicing
25 January 2020
Xbox18363.9119
Beta
24 January 2020
Xbox18363.9119
Alpha
23 January 2020
PC19551.1005
Fast
PC17763.1012
LTSC Broad Targeted
Server17763.1012
LTSC Targeted
PC17134.1276
Broad Targeted
Server17134.1276
Targeted
PC16299.1654
Broad Targeted
PC14393.3474
LTSC
Server14393.3474
LTSC
22 January 2020
Xbox19041.1445
Skip
Xbox18363.9115
Alpha
21 January 2020
SDK19546.1000
Public
Xbox18363.9109
Beta
17 January 2020
Xbox19041.1410
Skip
Xbox18363.9109
Alpha
16 January 2020
PC19546.1000
Fast
Xbox18363.9108
Beta
15 January 2020
Xbox19041.1399
Skip
Xbox18363.9108
Alpha
14 January 2020
PC19041.21
Slow
PC18363.592
Broad Targeted Preview
Server18363.592
Targeted
PC18362.592
Broad Targeted
Server18362.592
Targeted
PC17763.973
LTSC Broad Targeted
Server17763.973
LTSC Targeted
Holographic17763.973
LTSC Broad Targeted
IoT17763.973
Broad Targeted
PC17134.1246
Broad Targeted
Server17134.1246
Targeted
Holographic17134.1246
Broad Targeted
IoT17134.1246
Broad Targeted
PC16299.1625
Broad Targeted
Mobile15254.603
Broad Targeted
Team15063.2254
Broad Targeted
PC14393.3443
LTSC
Server14393.3443
LTSC
Holographic14393.3443
LTSC
PC10240.18453
LTSC
13 January 2020
Xbox19041.1381
Skip
Xbox18363.9100
Beta
9 January 2020
Xbox19041.1361
Skip
Xbox18363.9100
Alpha
Xbox18363.9097
Beta
8 January 2020
PC19541.1000
Fast
7 January 2020
Xbox19041.1349
Skip
Xbox18363.9097
Alpha
Xbox18363.8131
Production
6 January 2020
Xbox19041.1338
Skip
Xbox18363.9093
Alpha
19 December 2019
Xbox18363.9078
Alpha
17 December 2019
Xbox19041.1229
Skip
SDK19041.1
Public
Xbox18363.8131
Omega
The changelog for the next public release

PC

Fast 19551.1005 23 Jan 2020
Slow 19041.21 14 Jan 2020
Preview 18363.592 14 Jan 2020
Targeted 18363.592 14 Jan 2020
Broad 18363.592 14 Jan 2020
LTSC 17763.1012 23 Jan 2020

Xbox

Alpha 18363.9119 24 Jan 2020
Beta 18363.9119 25 Jan 2020
Delta 18363.8131 17 Dec 2019
Omega 18363.8131 17 Dec 2019
Production 18363.8131 07 Jan 2020

IoT

Targeted 17763.973 14 Jan 2020
Broad 17763.973 14 Jan 2020

Server

Preview 19035.1000 10 Dec 2019
Targeted 18363.592 14 Jan 2020
LTSC 17763.1012 23 Jan 2020

Holographic

Fast 18362.1024 09 Jul 2019
Slow 18362.1024 09 Jul 2019
Targeted 18362.1039 12 Nov 2019
Broad 18362.1039 12 Nov 2019
LTSC 18362.1039 12 Nov 2019

Team

Fast 15063.442 05 Dec 2019
Preview 15063.438 02 Dec 2019
Targeted 15063.2254 14 Jan 2020
Broad 15063.2254 14 Jan 2020

SDK

Public 19546.1000 21 Jan 2020

ISO

Public 19035.1 10 Dec 2019