Version 1.2.3

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To install this firmware, please view our guide on Updating Firmware.

Release Notes

Version Number

1.2.3

Date

[2026-03-13]

MD5

0ed9d8906f7cf68a740e424ef5598a41

General

  • Improved: Cartridge detection

  • Fix: Compatibility with GameShark

  • Fix: OS brightness with HDR

  • Fix: Controller LED remaining on in rare instances

Core

  • New: Core version

  • Improved: RSP dual instruction interlocks

  • Improved: CPU CP0 behavior

  • Improved: VI Core register timing adaptation

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