Mail search not working after Big Sur install

I am unable to get mail search function to work after Big Sur install. After reading some other previous email search content, I closed mail completely, opened with shift+Mail, closed and rebooted and same problem occurring.

iMac, macOS 10.12

Posted on Nov 13, 2020 11:40 AM

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Posted on Mar 10, 2021 9:22 AM

I found out something today, I am not sure if this changed with Big Sur but I strongly suspect it may have something to do with it.


Problem:

When you search, it only now seems to search whatever mailbox is selected in the left hand panel. This is usually "All inboxes". This seems to ONLY search mail in the inboxes (as it says!). I have several accounts and I have been searching in "All inboxes" for ever and it always used to (before Big Sur) find mail wherever it was. Whether it searches folders in imap accounts, I haven't proved yet. However, it does not seem to search mailboxes "On My Mac" - mail downloaded, via imap or pop, and then moved from the inbox, by rules or manually, to a mailbox on the hard drive. This, of course, is where most of my saved emails reside so they are never found!


Solution:

Luckily, smart mailboxes seem to ignore location unless specified. We need to refer to the predefined smart mailbox All unread which uses the rule "message is unread". (There is no rule for "message is read"!)


I created a smart mailbox called All mailboxes using rule "not in mailbox All Unread" which correctly selected all read messages, from anywhere! Thousands of emails appeared! When this mailbox is selected my searches work fine! You may have to wait several minutes each time you select All mailboxes for the Mail program to refresh the total at the top. Mine took about two minutes to find 29k!


VIPs

VIPs are the same but cannot be fixed by humble users as far as I can see. Apple, you need to fix this!! Mail will only show a VIP's mail if it is in an inbox and has not been moved to another mailbox!! This is not how it used to work and it is now useless.


461 replies

Mar 11, 2021 5:57 AM in response to Richard-IOW

I should add that in Big Sur, searching VIP mailboxes no longer works for me. If I create a "shadow" version of the VIP mailbox by using a Smart Mailbox, then that works. I don't know why, because in earlier versions of the OS, searching these same VIP mailboxes always worked. Any insights? Not sure if it relates the problem Richard-IOW is describing but it might.

Sep 8, 2021 4:12 AM in response to Cloudiii

I had this problem, with Mail 14, Big Sur 11.5.2. I don't know if I've 'solved' it but it has gone away as a result of one time-consuming but useful step - moving thousands of emails from my main inbox to other mailboxes I've set up. Now that I've done it I can't remember how many emails were in the inbox to begin with but it was certainly more than 9,000 and maybe more than 10,000. Could it be that there's some kind of limit to the number of searchable emails in an inbox, or in any one mailbox? And that one over-full box blocks the others? Sounds unlikely, I know, but as I say, it's working for now. And there were way too many emails in there. It's good to sort them out, deleting the chaff, separating the personal from the business-related, etc.

Nov 23, 2021 6:00 PM in response to Andrew Harris1

NEW Data Point?


I had experienced the problem first shortly after upgrading to Big Sur. Then - thank Heaven - all my searches just began working consistently and continued working until today.


Today - NOTE: I've since upgraded to Monterey v12.0.1 (21A559) and many months have passed since Big Sur and the Monterey update - I experienced the most disruptive behaviour when searching in MAIL: it would find only those messages that had been sent to me today. All the historical messages were in my INBOXes but they wouldn't be found regardless if I selected ALL INBOXES or ALL MAILBOXES (well, mostly my EXCHANGE and iCloud messages were missed. Other messaging service INBOXes worked a bit.).


I tried various workarounds including restarts without success.


Later this afternoon I noticed that I had 10 pending application updates. So, since mail was being frustrating and I was tiring of manually searching my INBOXes, I did the application updates and, because it's a habit of mine, I then did a complete restart of my macOS machine.


When it came back up MAIL searches were working.... ALL Mail searches were now finding anything I wanted as it had done before the problem expressed itself today.


I find it difficult to believe that pending application updates would break MAIL Search but...... well, I thought I'd mention it.

Nov 15, 2020 12:16 PM in response to Xela2020

Suggestions online include rebuilding your mailbox or reinstalling Big Sur.

You may wish to try those, although I'd recommend backing up any important data beforehand.

I haven't needed to do either though, so can't guarantee they will work.

You may also wish to contact Apple support for advice.

It may also be possible to rebuild your email manually, but I'd need to direct you online for the exact process and any warnings.

Jan 5, 2021 1:44 PM in response to christysf

Are you the sole user of the device?

People who have multiple users find that the problem re-occurs if another user logs on.


I find that simply logging out and back into MacBook resolves the problem (temporarily). But the problem restarts if another user logs into their account.

This needs to be fixed, as it's frustrating to have to log out and in again as a workaround.

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Mail search not working after Big Sur install

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