LG TV & Audio OLED55B3PUA 55" Class B3 4K OLED Smart TV OLED UNIFORMITY Error Fix: OLED Panel Uniformity Issues

Error code OLED UNIFORMITY on the LG TV & Audio OLED55B3PUA 55" Class B3 4K OLED Smart TV means: OLED Panel Uniformity Issues. Visible brightness non-uniformity (banding, DSE, patchy brightness) in solid-color scenes. All OLED panels have some manufacturing variance. Running manual pixel refresher (Settings → OLED Care → OLED Panel Care → Pixel Refresher → Start Now) may improve uniformity. Excessive non-uniformity on new TV should be evaluated for warranty.

The most successful fix is "Replace the OLED Panel with a Genuine LG OLED65G3PUA Panel" (hard difficulty, ~120 minutes). This fix costs nothing. HomeMD has 2 community-ranked fixes for this error.

This error is rated medium severity. It should be addressed soon, but your appliance may still function in a limited capacity.

Yes — the top-ranked community fix ("Replace the OLED Panel with a Genuine LG OLED65G3PUA Panel") is rated hard difficulty and takes about 120 minutes. Tools needed: T20 Torx screwdriver, Plastic spudger, Anti-static wrist strap.

DIY cost: $0. Professional repair typically costs $1200-$1500. Many homeowners save money by trying the top-ranked community fix first.

The LG TV & Audio OLED55B3PUA 55" Class B3 4K OLED Smart TV has 8 other known error codes, including: ABNORMAL TEMP (OLED Panel Over-Temperature), APP CRASH (App Freezes or Crashes), AUDIO SYNC (Audio Out of Sync with Video), BANDING (Horizontal or Vertical Banding), BLINK 2X (Power Supply Overcurrent / Short), and 3 more.

Error code OLED UNIFORMITY also appears on 3 other LG TV & Audio models: OLED65C3PUA 65" Class C3 4K OLED evo Smart TV, OLED65C4PUA 65" Class C4 4K OLED evo Smart TV, OLED65G3PUA 65" Class G3 4K OLED evo Gallery Edition Smart TV. The fix may vary by model, so check each model's specific page for tailored repair steps.