You can create a new Outlook profile by using Outlook Profile Manager and check if your original Profile is corrupted or not. The Outlook Mail profile saves all the settings and configurations related to your account. If the Outlook app is still not working, your current Outlook profile may be corrupt. Step 6: After your Mac restarts, try launching the Outlook app. Step 5: Close the Terminal app, click the Apple icon at the top-left corner, and select Restart. Step 4: After this, enter the following command and press Return. Step 3: In the Terminal app, type the following command and press Return.ĭefaults write DisablePreviewForSMIME 1 Step 2: Press Command + Spacebar to open Spotlight Search, type Terminal, and press Return. Step 1: Force Quit the Outlook app by following the steps mentioned above. If the Outlook app is still not working on your Mac, you should try disabling the Preview feature for Encrypted email, which might be freezing the app. This feature is useful when you don’t trust the recipient’s email provider to be secure. Outlook offers the Encryption feature that lets you protect any confidential information you share in your email message. Step 5: Once Disk Utility repairs your disk, close the window and try launching the Outlook app. Step 4: Click on Continue to confirm your choice. Step 2: In the Disk Utility window, click on First Aid. Step 1: Press Command + Spacebar to open Spotlight Search, type Disk Utility, and press Return. In the case of the Outlook app not working on Mac, we suggest using the First Aid feature for checking and repairing any possible storage errors. You can also format the storage drive and create partitions of the storage with the help of Disk Utility. The Disk Utility app on your Mac allows you to examine both the internal and external storage devices connected to your Mac. Step 4: Try to launch Outlook and see if it is working properly or not. Step 3: If there’s an update available for Outlook, download and install it. Step 2: Once the App Store window opens, click on Updates in the left menu. Step 1: Press Command + Spacebar to reveal Spotlight Search, type App Store, and press Return. Installing a new version will squish off the bugs that are stopping the app from functioning properly. Moving on to the next solution, you should check for an update of the Outlook app.

Try to relaunch the Outlook app on your Mac.

Step 3: In the Force Quit window, select Microsoft Outlook. Step 2: Select Force Quit from the list of options. Step 1: Click the Apple icon in the top-left corner. That’ll just reset the app to give it a fresh start.

To begin troubleshooting, you’ll need to force quit and restart the Outlook app. If you are also facing the same, here is a list of solutions to fix the Outlook app not working on Mac. But sometimes the app stops working properly for some Mac users which further disturbs their workflow.

Mac mail signature not working