The Switch 20.4.0 system update was released on September 2, 2025 (UTC). This Switch update was released for the following regions: ALL.

Security flaws fixed: <fill this in manually later, see the updatedetails page from the ninupdates-report page(s) once available for now>.

Change-log

Official ALL change-log:

  • General system stability improvements to enhance the user's experience.

System Titles

  • The following titles were updated:
    • Sysmodules: hid.
    • SystemData (non-sysver): BrowserDll, Help, ClientCertData.
    • Applets: LibAppletWeb, LibAppletShop, LibAppletOff, LibAppletLns, LibAppletAuth.

RomFs changes:

  • BrowserDll: "/buildinfo/buildinfo.dat" updated, "/nro/netfront/core_3/default/cfi_enabled/oss_wkc.nro.lz4" updated, "/nro/netfront/core_3/default/cfi_enabled/webkit_wkc.nro.lz4" updated
  • Help: "/legallines.htdocs/index.html" updated
    • For the libxml2 license, the following was added: " Copyright (C) The Libxml2 Contributors."
  • SystemVersion: All files updated.
  • LibAppletOff/LibAppletWeb/LibAppletShop/LibAppletLns/LibAppletAuth: All files updated.

See Also

System update report(s):


Nintendo Switch System Versions
1.0.0
2.0.02.1.02.2.02.3.0
3.0.03.0.13.0.2
4.0.04.0.14.1.0
5.0.05.0.15.0.25.1.0
6.0.06.0.16.1.06.2.0
7.0.07.0.1
8.0.08.0.18.1.08.1.1
9.0.09.0.19.1.09.2.0
10.0.010.0.110.0.210.0.310.0.410.1.010.1.110.2.0
11.0.011.0.1
12.0.012.0.112.0.212.0.312.1.0
13.0.013.1.013.2.013.2.1
14.0.014.1.014.1.114.1.2
15.0.015.0.1
16.0.016.0.116.0.216.0.316.1.0
17.0.017.0.1
18.0.018.0.118.1.0
19.0.019.0.1
20.0.020.0.120.1.020.1.120.1.520.2.020.3.020.4.0