Mac beachballs or lagging performance? AI photo scanning may be the reason
Users of macOS 26.5 are reporting issues with lagging performance and beachballs on their Macs. The problems seem to be linked to the background AI photo scanning process, mediaanalysisd, which is consuming significant CPU resources. A temporary solution suggested is to leave the device connected to power overnight to allow the analysis to complete.
- ▪Some users are experiencing beachballs or lagging performance on macOS 26.5.
- ▪The process mediaanalysisd is linked to high CPU usage due to AI photo analysis.
- ▪Connecting the Mac to power overnight may help resolve the performance issues.
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| Original publisher | 9to5Mac |
| Canonical URL | https://9to5mac.com/2026/06/03/mac-beachballs-or-lagging-performance-ai-photo-scanning-may-be-the-reason/ |
| Publication time | Wed, 03 Jun 2026 11:30:33 +0000 |
| Retrieval time | 2026-06-03T11:32:04.033Z |
| Last seen | 2026-06-03T11:32:04.033Z |
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