Version Number
1.2.5
Date
[2026-04-10]
MD5
5eaee5e0988dbc9dd69646d6e1829f34
General
New: Advanced HDR
Designed for modern OLED displays*
Original Display Modes now take full advantage of modern HDR brightness and color gamut
Max luminance is adjustable to accurately match consumer CRTs, broadcast monitors, and beyond
For the most accurate picture: Before adjusting the max luminance setting, set your display HDR tone mapping to disabled or HGiG and check that game mode is enabled
Core
New: Support for Advanced HDR
OS
New: ‘Max. Luminance’ display setting
Navigate to Settings → Display→ ‘Max. Luminance’. This can be adjusted only when HDR is enabled
New: Alphabetical navigation in Library
Press Up in the Library to display the alphabetical index and select a letter by moving Left and Right. Press Down to return to the Library. Jump to the inserted cartridge by pressing B
Improved: Library scrolling, responsiveness, and speed
Improved: Automatic virtual Rumble Pak selection for several games
Improved: OS visual polish
Fix: Library organization issues in rare instances
Fix: Library updating issue when a blank SD card is inserted in rare instances
Fix: ALLM and HDR settings sometimes apply incorrectly with 1080p displays
Controllers
Improved: Pair controllers in-game without opening the menu
Fix: Controller LED remains on in rare instances
Note: Recreating a CRT beam demands high peak localized brightness (the display must get much brighter in specific, small spots). Modern OLED displays, which excel at this, are recommended with Advanced HDR.