Problem with account configuration can also prevent Fix Outlook Not Opening After Windows Update Outlook from connecting to the mail server, resulting in Offline Mode. Check your Access work or school settings in Windows and remove any accounts you don’t actually use. That way, Outlook won’t try to log in to the wrong domain. If Outlook says Working Offline and won’t budge, you’re probably dealing with a network glitch, a bad setting, or a profile error. Tackling these one by one usually gets things back on track.

Check OST file

• In doing so, you would switch the mapped drive status to "online" and access to the entirety of drive's content would then be possible/granted.
• 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.
• Perfectly repair and recover corrupted Outlook PST & OST files.
• Old versions of Outlook or Microsoft Office often trigger synchronization issues.
• To do this, hit Windows + R, type outlook.exe /safe, and hit Enter.
• However, when Outlook cannot connect to the Exchange server, it automatically switches to Offline mode.
• If the issue is not resolved manually, we recommend using the suggested software to recover Outlook files and continue using Outlook without any interruptions.

As we all know the OST file of Outlook is vulnerable to technical blunders. send/receive error 0x800CCC0E fix Hence, if OST file corruption is the root cause, you need to fix it as soon as possible. Perfectly repair and recover corrupted Outlook PST & OST files. If you didn't find the email, check the spam/junk folder. Please whitelist stellarinfo.com and request to send the link again. Making a new profile tends to work better, especially if your old one has lots of accounts or long-standing sync problems.

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

And thus, an Offline Storage Table (OST) file is created to save a local synchronized copy of mailbox items. When the mail server is not available due to maintenance tasks or other issues, Outlook may fail to connect to the server and display the status as Disconnected. This indicates that the internet is working fine, but Outlook cannot connect to the mailbox server. If your system connects to more than one Office 365 environment, Outlook might not know which Exchange server to use. That often sets off Autodiscover conflicts and lands you in offline mode. To keep Outlook from slipping into offline mode again, sort out account conflicts and keep your software up to date.

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.

Download Stellar Converter for OST

The intuitive interface of this tool is very smooth and easy to navigate. Furthermore, there is no need to install any of the additional software to use this tool. Moreover, there are many ways to cope up with this issue but using third-party tools would be the best bet. If you going to search to the best OST to PST converter, the Shoviv OST to PST converter stands the best among others. It is an incredible tool that can even convert corrupt OST files to PST that too keeping the data integrity. Are you experiencing the problem of 'Outlook stuck in offline mode' and looking for a comprehensive solution?





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.

Essential Troubleshooting Steps for Reconnecting Outlook

Sometimes a VPN or firewall blocks Outlook, so try turning those off for a minute to see if it helps. Hybrid setups—where you’ve got both on-premises Exchange servers and Office 365—can run into DNS or Autodiscover problems. If your external DNS doesn’t match the internal setup, Outlook can lose track of where it’s supposed to connect. Outdated software often brings compatibility headaches that break your connection. Further, the drive status for any drive which has a file/folder set to be available offline is stuck on "Offline". Even after following the above process, connection status shows disconnected if the issue of offline still present, and OST corruption might be the actual cause.