1,096 questions with Microsoft 365 and Office | Install, redeem, activate | For business | MacOS tags

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2 answers

MFA blocked – Error 399287 – SMS authentication conflict – request for authentication methods reset

Hello, I am contacting you regarding a Microsoft account that is currently blocked in a Multi-Factor Authentication (MFA) enrollment loop. Please note that the account I am using to send this message is NOT the account affected by the issue. I am unable…

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
asked 2025-12-21T19:12:47.2733333+00:00
Primaelle Vertenoeil 0 Reputation points
commented 2025-12-23T14:28:13.9466667+00:00
Corpus Productions 0 Reputation points
3 answers

I changed from personal microsoft 365 to business 365 but incoming documents can't find my subscription.

I subscribed to personal microsoft 365 by mistake and got a refund. I then subscribed to business microsoft 365 and my incoming emails with attachments does not see that I am a subscriber. I tried setting the account up several times and now have too…

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
asked 2025-12-19T19:07:32.0433333+00:00
Darlene Bonadona 0 Reputation points
answered 2025-12-19T20:06:11.9166667+00:00
Stefan Blom 325.1K Reputation points MVP Volunteer Moderator
1 answer One of the answers was accepted by the question author.

Microsoft 365 apps suddenly show not activated after working normally

My Microsoft 365 desktop apps were working and activated previously, but now show “Product not activated” or prompt for activation without any recent license or account changes. The license is still assigned in the admin center, and the user can sign in…

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
asked 2025-12-15T14:12:46.42+00:00
Lewis Kimberly 120 Reputation points
accepted 2025-12-18T12:22:12.89+00:00
Lewis Kimberly 120 Reputation points
2 answers

Problem with Connect custom domain to Microsoft services

I just signed up for a Microsoft 365 service. I also added a custom domain which I had purchased on GoDaddy about a month ago. Now I am trying to connect my domain to Microsoft services so that I can use email and instant messaging. When I choose the…

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
asked 2025-12-15T23:58:43.6633333+00:00
Shankar Saikia 0 Reputation points
edited a comment 2025-12-17T03:58:24.5666667+00:00
TiNo-T 9,820 Reputation points Microsoft External Staff Moderator
3 answers

download 16.88 version for my mac pro monterey 12.7.6

My word suddenly is no longer working. I need to have it work. I need to download 16.88 I read. How do I do that?

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
asked 2025-12-11T16:46:42.95+00:00
Dennise Peters-Colley 0 Reputation points
commented 2025-12-17T03:11:26.9366667+00:00
Tammy-Ng 5,745 Reputation points Microsoft External Staff Moderator
3 answers

Pack office for Mac OS 13.7.8 ventura (mac 2017)

Hi there, Whilst I've been subscribing to use Office 365, my main laptop has been stolen so reverting to my old MacBook Pro 17" running Mac OS 13.7.8 VENTURA. Is there a version of Microsoft Office 365 that I can install on Mac 13.7.8 VENTURA, and…

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
asked 2025-10-17T08:46:11.7266667+00:00
Marine Depuiset 20 Reputation points
commented 2025-12-16T10:15:12.3266667+00:00
Shiva Kandi 0 Reputation points
9 answers

Problem with Office installation from AGM Software

Hi, In Sept. 2024 I have bought an Office Licence for a Mac. This licence has been sold by AGM Software. It was OK until today but now It does not work any more (the rule at the top does not allow to open a file nor to type a new one). It looks like if…

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
asked 2025-01-14T16:58:14.89+00:00
philippe marty 20 Reputation points
commented 2025-12-15T13:24:39.83+00:00
John Mendez 0 Reputation points
3 answers

Installed MS Office 2024 Home & Office on MacBook w/OS Tahoe 26.1. Word, Excel & PPT fail to open ...

I just downloaded MS Home & Office for Mac 2024 on my M2 Apple MacBook Pro, which is on OS Tahoe 26.1. I went through the download and software installation successfully, but when I attempt to launch Excel, Powerpoint or Word, I get an error message…

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
asked 2025-12-08T22:10:36.63+00:00
Donald Koliha 5 Reputation points
edited an answer 2025-12-14T18:33:19.7633333+00:00
chrisf 0 Reputation points
3 answers

MS 365 does not install properly on MacBook

I have tried to install MS 365 3 times onto my macbook pro and everytime MS autoupdate either gives me an error message that an upgrade is required or it downloads, but then when I open excel or word, the program shows me that it is the version that I…

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
asked 2025-12-03T12:03:54.38+00:00
Gunjan 0 Reputation points
commented 2025-12-12T05:13:15.6933333+00:00
Dora-T 8,760 Reputation points Microsoft External Staff Moderator
2 answers

Authenticator app

Wie kann ich die Autheticator app auf ein zweites Geträt übertragen

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
asked 2025-12-07T18:37:28.8666667+00:00
Felix Kleider 0 Reputation points
answered 2025-12-07T19:56:09.9166667+00:00
Vy Nguyen 8,005 Reputation points Microsoft External Staff Moderator
4 answers One of the answers was accepted by the question author.

Can't activate Office 2024 on Mac

I've installed Office Home & Business 2024 on Mac, but when I start it and login with my Microsoft Account, only older/other licences I have are shown (2021, 2019), but not the 2024. How can I resolve this?

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
asked 2025-12-06T08:06:01.92+00:00
Aleš Sušnik 20 Reputation points
answered 2025-12-06T23:26:46.0866667+00:00
Stefan Blom 325.1K Reputation points MVP Volunteer Moderator
1 answer

I have not been able to finish creating an account or download Microsoft 365 business since purchasing and there is no sign that I've purchased it

purchased 365 business through Best Buy. Typed in purchase code started registration, was kicked off. Upon entering code again I was unable to get back in. No record of an account, no password, no access to the purchase code. Geek squad could not fix.…

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
asked 2025-12-03T20:45:47.32+00:00
joseph tantarelli 0 Reputation points
commented 2025-12-05T04:51:26.45+00:00
Tammy-Ng 5,745 Reputation points Microsoft External Staff Moderator
2 answers

Tenant lockdown - Unable to Login to account [Moderator note: personal info removed]

I am the sole Global Admin for tenant [Moderator note: personal info removed]. I changed phones and lost Microsoft Authenticator access. I cannot complete MFA and am fully locked out of Microsoft 365 Admin Center. Please initiate tenant lockout / MFA…

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
asked 2025-11-30T10:20:15.6066667+00:00
Sandeep 0 Reputation points
edited the question 2025-11-30T14:56:26.9066667+00:00
Alexis-NG 9,760 Reputation points Microsoft External Staff Moderator
2 answers

user fails mfa

user cant reliably log in with mfa set to sms on phone

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
asked 2025-11-29T19:12:22.5566667+00:00
Jeff Kohl-coa 1 Reputation point
answered 2025-11-29T21:09:18.8933333+00:00
Kristen-L 7,530 Reputation points Microsoft External Staff Moderator
3 answers

Office 2021 license does not work and ist not anymore in the portal listed

Dear, The Office 2021 license installed on my Mac book April 2022 ist not working anymore. Connection failure of license server. After checking the online portal it turned out, that the Office 2021 of my Mac book is not any longer listed there. A try to…

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
asked 2025-11-18T08:39:37.6166667+00:00
B. Jost 0 Reputation points
recommended 2025-11-27T22:08:34.96+00:00
Alexandra Tanasescu 0 Reputation points Moderator
2 answers

I cannot redeem productcode as microsoft setup keeps saying service is unavailable due to technical issues.

I bought a productode which I would like to redeem so I can use Microsoft 365 apps on my macbook but I can't even install the apps on my macbook because the office setup link for redeeming the code always goes to say "technical issues"…

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
asked 2025-11-27T11:29:46.6333333+00:00
morg v 0 Reputation points
edited an answer 2025-11-27T21:50:20.7033333+00:00
Stefan Blom 325.1K Reputation points MVP Volunteer Moderator
1 answer

installazione su mac di 365 business standard

abbiamo installato microsoft365 business standard su 2 macchine windows del nostro comune. Non riusciamo ad istallare la versione su un portatile MAC ... è urgente

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
asked 2025-11-25T15:14:13.4466667+00:00
Carmelo Strano 0 Reputation points
commented 2025-11-27T03:14:45.6433333+00:00
Dora-T 8,760 Reputation points Microsoft External Staff Moderator
2 answers

How to fix Run-time error '53', MathType.bundle on my Mac?

I have this problem everytime I open Word and PowerPoint. How do i fix this? It says something about an add-in named mathtype.bundle.

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
Microsoft 365 and Office | Word | For business | Windows
Microsoft 365 and Office | PowerPoint | For business | Windows
asked 2023-02-07T08:29:18.94+00:00
Sine Klitgaard 0 Reputation points
commented 2025-11-26T22:28:51.7066667+00:00
John Korchok 224.6K Reputation points Volunteer Moderator
2 answers One of the answers was accepted by the question author.

Office 365 apps show unlicensed message despite active subscription

Office 365 apps (Word, Excel, and Outlook) suddenly show an “Unlicensed Product” warning, even though my Microsoft 365 subscription is active and visible under my account portal. I’ve already signed out and signed back in, repaired the Office…

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
asked 2025-10-26T11:24:33.5933333+00:00
Callihan Memory 30 Reputation points
commented 2025-11-26T08:17:25.33+00:00
Stefan Blom 325.1K Reputation points MVP Volunteer Moderator
2 answers

I can't reinstall Microsoft 365 on my MacBook Air. (I had to have the software reset by Apple yesterday).

I had to have the software on my MacBook Air reinstalled yesterday and now it won't let me install Microsoft 365 on the computer through my account. Any ideas?

Microsoft 365 and Office | Install, redeem, activate | For business | MacOS
asked 2025-11-21T14:16:26.4066667+00:00
Frank Bell 0 Reputation points
commented 2025-11-26T07:47:30.1966667+00:00
Michelle-N 10,015 Reputation points Microsoft External Staff Moderator