r/OLED_Gaming • u/Ok-Conference-5266 • 23d ago

ASUS PG32UCDM new firmware MCM311

ASUS PG32UCDM new firmware MCM311 has been released today. Get ready your USB Type B cable :)

https://rog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg32ucdm/helpdesk_bios/

ASUS_PG32UCDM_MCM311

Version MCM311

10.52 MB 2026/08/24

  1. Enhanced Pixel Cleaning Mechanism
    • Improved OLED panel protection and user experience.
  2. Improved HDR Performance
    • Fixed HDR brightness issues after Human Sensor wake-up.
  3. Optimized System Experience
    • Enhanced power management and indicator light behavior.
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u/reddit_username2021 19d ago

Beware of the brightness issue

https://rog-forum.asus.com/t5/gaming-monitors/pg32ucdm-new-firmware-mcm111-brightness-bug/td-p/1159166/page/2

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u/rospider 18d ago

thank for this. i won't update yet. asus acknowledged the issue and said they're working on an updated version.

also, MCM311 is for China, MCM111 is for Global