Sidecar keeps freezing on iPad

I am on macOS Monterey 12.4 (M1 MacBook Air) and I use Sidecar with my 2018 iPad Pro WiFi on iPadOS 15.5. Ever since Universal Control was introduced, Sidecar has been really unstable. After connecting to my iPad using my Mac, the sidecar display freezes within 20 seconds of use. The iPad does not freeze, it's only the sidecar app that freezes.


I have tried rebooting both my devices. Disconnecting and reconnecting my iPad and other such generic attempts to troubleshoot. This is apparently a big problem for a lot of users and Sidecar is simply unusable. Please fix this ASAP.



[Re-Titled by Moderator]


MacBook Air 13″, macOS 12.4

Posted on Jun 14, 2022 12:27 AM

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Posted on Jul 25, 2024 3:40 AM

I tried every single suggested solution. Nothing worked. I even reinstalled the Mac OS completely. No difference whatsoever.


Now I have had a full week of zero lockups. The solution for me was to change a setting on my ipad, not the Mac. I went into the ipad settings and disabled all App Activities in the background. It immediately fixed the problem. When i turn background activities back on the lockups come back after a very short time.


App Activities in the background are restricted for Apple products and scheduled a bit randomly, and this may explain why the lockups themselves are quite random and can sometimes stop for a few minutes and then come back with a vengeance.



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128 replies

Jul 4, 2023 4:26 AM in response to ShivamK

Hi, suffered myself from the same problem M1-MBP(Ventura 13.4.1) + iPad Gen8(16.5.1).

Just found my solution: for me it seemed to correlate to AppleTV4k Gen1 (A1842/15.6), connection always broke when my MBP reconnected or lost my AppleTV.

After I pulled the power AppleTV plug, the connection kept stable. Reconnecting AppleTVs power led to frozen sidecar again.

Updating to current AppleTV4K to current software version (16.5) seemed to have fixed the issue as well.

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Sidecar keeps freezing on iPad

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