Wallpaper compatibility across macOS versions
Basic wallpapers (JPEG, PNG) work on every Mac ever made. But dynamic wallpapers, Focus mode integration, HEIC format, and video screen saver/wallpaper combos all require specific macOS versions. Here's what needs what.
Feature availability by version
| Feature | Requires |
|---|---|
| JPEG/PNG wallpapers | Any macOS (always worked) |
| HEIC static wallpapers | High Sierra (10.13)+ |
| Dynamic wallpapers (time-based HEIC) | Mojave (10.14)+ |
| Dark/Light mode wallpaper switching | Mojave (10.14)+ |
| Per-Space wallpapers | Mavericks (10.9)+ |
| Focus mode wallpapers | Monterey (12)+ |
| Desktop widgets over wallpapers | Sonoma (14)+ |
| Video screen saver → wallpaper transition | Sonoma (14)+ |
| WebP wallpaper support | Ventura (13)+ |
What this means in practice
If you're on Mojave or Catalina
You can use dynamic wallpapers and HEIC, but you don't get Focus mode integration or desktop widgets. Standard wallpaper rotation from folders works fine. Most third-party wallpaper apps still support these versions.
If you're on Big Sur or Monterey
You have everything except desktop widgets and video screen savers. Focus mode wallpapers arrived in Monterey, so you can set per-Focus wallpapers. This is where the experience starts feeling modern.
If you're on Sonoma or Sequoia
Everything works. Video screen savers that transition to static wallpapers, desktop widgets that float over your background, and all the Focus mode integration. If a wallpaper feature exists, you have it.
Dynamic wallpapers: backward compatibility
Dynamic wallpapers created for newer macOS versions work fine on older versions — as long as the older version supports dynamic wallpapers at all (Mojave+). The HEIC format is the same. A dynamic wallpaper made for Sequoia will work identically on Mojave.
Going the other direction: the Mojave desert dynamic wallpaper still works on Sequoia. Apple doesn't remove old dynamic wallpapers — they just add new ones.
Format compatibility
- JPEG — universal. Works everywhere, always has.
- PNG — universal. Same deal.
- HEIC — High Sierra and later. If you share a HEIC wallpaper with someone on Sierra or earlier, they can't open it.
- WebP — Ventura and later for wallpaper use. Older systems may be able to view WebP in browsers but can't set them as wallpapers.
- TIFF — universal, but nobody uses it for wallpapers (files are too large).
Safest format to share
If you're sharing wallpapers with others and don't know their macOS version: JPEG. It works everywhere, file sizes are reasonable, and quality at 93%+ is indistinguishable from lossless at wallpaper scale.
Wallpapery delivers wallpapers in formats compatible with your specific macOS version — no guessing required.