Occasionally, classic Outlook tries to run a process in the background. Auto-archive, sending and receiving a very large attachment, or running some of the other mailbox tools can all be done in the background. Check the status bar at the bottom of the screen to see if another process is running.
Are you having trouble starting Outlook or receiving "Cannot start Microsoft Outlook. Cannot open the Outlook window" error messages? We can fix the problem for you, or you can use the troubleshooting steps we're providing below to help resolve these startup issues. Since your app doesn’t open, you’ll have to use another Office app on your PC to trigger the update. This is because when you update one Office app, it automatically updates all other Office apps on your PC. When your cache files are deleted, launch Outlook, and the app should open without problems.
Keep in mind this does take a while, and it’s usually best done after the user has left for the day. Occasionally, classic Outlook tries to run a process in the background. Auto-archive, sending and receiving a very large attachment, or running some of the other mailbox tools can all be done in the background.
Follow the on-screen instructions to update your Office apps. Then, launch your Outlook app, and it should open without problems. If your PC has a virus or malware infection, that may be why Outlook isn’t launching. In this case, run a full virus check on your PC to find and remove any threats.
This issue has been fixed for Outlook.com country domains. If you used the workaround below you can now switch from using an Outlook.com alias to your country's domain. When users select the Manage Microsoft Storage quota link at the bottom corner in Outlook.com, they are taken to a blank Settings page. Many of you have faced the problem of "cannot connect to Outlook.com" or "Outlook Web is down". All will be explained in the upcoming sections of the article.
In this case, you’ll have to remove your app’s cache to resolve your issue. Should you decide to remove a profile, back up the data files first. All offline cached content will be deleted when you choose Remove. For more information, see Introduction to Outlook Data Files (.pst and .ost). If your issue with Outlook persists, use the repair tool’s "Online Repair" option to fix your app problems. This option takes longer than the first one and requires an active internet connection to resolve your app issues.
It is therefore crucial that these Outlook errors are resolved as soon as possible. This guide discusses methods to quickly fix the Outlook not opening issue in Windows 10. To repair the PST files, you can use the in-built tool ScanPST, which is provided by Microsoft, but it repairs minor corruptions and files up to 2GB only. So you can opt for an automated solution – Kernel for Outlook PST Repair.
However, if you want to change your password with your email provider, you'll need to visit their website or help desk, or contact your email administrator. For example, if you have a Yahoo! account, you first have to change your password at Yahoo.com. Once you've changed your password with your email provider, you can update the password in Outlook. See Change or update your email password for more information.
In this case, you can reset your view settings before opening the Fix Outlook Support app. Select your Microsoft Office installation on the list and choose "Change" at the top. In this case, open Outlook in safe mode where your add-ins aren’t loaded and remove any suspicious add-ins. In most cases, Outlook doesn’t tell you why it isn’t opening, which leaves you guessing as to what has caused the issue. Due to underlying system or PST issues, Outlook may crash, freeze, or not function properly. Find solutions to common problems or get help from a support agent.
You can use the Inbox Repair tool (SCANPST.EXE) to diagnose and repair errors in your Outlook data file. The Inbox Repair tool checks the Outlook data files on your computer to see if they're in good shape. Even with big players like Gmail, Outlook is a favorite among Android users. The app integrates well with other cloud services, so storing files in other online storage apps like Dropbox is easy. Plus, you can safeguard your messages by toggling an App lock in your settings. Just note that if you are a frequent app user, you cannot import and export PST files inside the app.
Start Outlook in safe mode to fix "Processing" screenIn Windows 10, choose Start, type Outlook.exe /safe, and press Enter.In Windows 7, choose Start, and in the Search programs and files box, type Outlook /safe, and then press Enter.In Windows 8, on the Apps menu, choose Run, type Outlook /safe, and then choose OK.
If you can't open Outlook, or Outlook disappears or crashes, one of your add-ins may be to blame or you may need to update Outlook. This write-up is to help you get out of such a scene and get things back to normal as before with Outlook 2016 (and other recent versions too). Here, we have compiled a couple of workarounds or quick methods using which the whole Outlook won’t open mess will fly away. If Outlook is NOT able to start in safe mode, then try the next proposed solution below, entitled Create a new Fix Outlook Support Outlook profile. Use the classic Outlook startup troubleshooter to diagnose and fix several common classic Outlook for Windows issues for you. Sometimes, Outlook fails to open when it can’t load your view settings in the app.