IddCx versions
Article 01/24/2024
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In this article
This page provides information about IddCx versions, including version numbers, associated version value returned by IddCxGetVersion , and high-level changes made to each version.
This page also lists the IddCx version (and IddCxGetVersion value) shipped with Windows 11, Windows 10, and Windows Server releases.
IddCx versions and features
IddCx version info for Windows 11 releases
Build number
Release codename
Release name
IddCx version
IddCxGetVersion returned
22631
n/a
Windows 11 23H2
1.10
0x1A00
22621
SV2
Windows 11 22H2
1.9
0x1900
22000
SV1
Windows 11 21H2
1.8
0x1800
IddCx version info for Windows 10 releases
Build number
Release codename
Release name
IddCx version
IddCxGetVersion returned
19044
21H2
Nov 2021 Update
1.5
0x1500
19043
21H1
May 2021 Update
1.5
0x1500
19042
20H2
October 2020 Update
1.5
0x1500
19041
20H1/Vb
May 2020 Update
1.5
0x1500
18363
19H2
Nov 2019 Update
1.4
0x1400
18362
19H1
May 2019 Update
1.4
0x1400
17763
RS5
October 2018 Update
1.3
0x1380
17134
RS4
April 2018 Update
1.3
0x1300
16299
RS3
Fall Creators Update
1.2
0x1200
15063
RS2
Creators Update
1.0
N/A
14393
RS1
Anniversary Update
1.0
N/A
IddCx version info for Windows Server releases
Build number
Release codename
Release name
IddCx version
IddCxGetVersion returned
20348
21H1/Iron
Server 2022
1.7
0x1700
19042
20H2
Server 20H2
1.5
0x1500
18363
19H2
Server 1909
1.4
0x1400
17763
RS5
Server 2019
1.3
0x1380