Nintendo Switch Firmware 20.3.0 Released!

[impeeza]

Nintendo Switch Firmware 20.3.0 Released!

So far test made, No new set of Keys nor sigpatches needed, other Homebrew like PNGShot, Themes or Bootlogos are not afected.

As stated by the Official release page​

Only Minor changes on the firmware:

Ver. 20.3.0 (Released July 28, 2025)​

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

SwitchBrew Org reports only small change on the browser Dll:​

The Switch 20.3.0 system update was released on July 29, 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:
  • SystemData (non-sysver): BrowserDll, 0100000000000859.
  • Applets: LibAppletWeb, LibAppletShop, LibAppletOff, LibAppletLns, LibAppletAuth.

NPDM changes (besides usual version-bump): none.

RomFs changes:

• BrowserDll: "/buildinfo/buildinfo.dat" updated, "/nro/netfront/core_3/default/cfi_enabled/webkit_wkc.nro.lz4" updated
• SystemVersion: All files updated.
• LibAppletWeb/LibAppletShop/LibAppletOff/LibAppletLns/LibAppletAuth: All files updated.

 

[yankii]

I thought burned fuses prevented rollback? Or is this some fucked up new versioning scheme?

 

[impeeza]

I thought burned fuses prevented rollback? Or is this some fucked up new versioning scheme?

Burnt fuses prevent OFW rollback BUT IF YOU HAVE A CFW running the fuses are ignored.

 

[RealYoti]

NSW 2.3.0 firmware was released at 15 May 17.

 

[impeeza]

NSW 2.3.0 firmware was released at 15 May 17.

ha ha ha, at least somebody noted it!! just took 1 month!