Display FixesDisplay Fixes: tested fixes for external monitor problems on Mac — missing resolutions, picture-by-picture, HiDPI and more.https://displayfixes.com/Mac Won't Offer Your Monitor's Resolution (3440×1440 Missing or Wrong): How to Fix Ithttps://displayfixes.com/mac-monitor-resolution-missing/https://displayfixes.com/mac-monitor-resolution-missing/Your external monitor's native resolution or refresh rate is missing on Mac. Rule out cables, adapters and docks first, then add the missing mode on Apple silicon.Fri, 16 Oct 2026 00:00:00 GMTPicture-by-Picture (PBP) on Mac: Fix the Garbled, Stretched or Black-Barred Halfhttps://displayfixes.com/pbp-picture-by-picture-mac/https://displayfixes.com/pbp-picture-by-picture-mac/Split an ultrawide with PBP and the Mac half looks wrong? The monitor's EDID usually lacks the half-width resolution. Here is how to check, and how to add it on Apple silicon.Fri, 16 Oct 2026 00:00:00 GMT