Stellar Converter for OST
OST to PST converter, Office 365 Outlook
Summary:
An uninterrupted flow of email messages in Outlook 365 may experience multiple interruptions. This situation can be caused by many reasons and lead to loss of productive hours. In this guide, we will talk at length about the reasons and solutions for the ‘Office 365 Outlook client not sending & receiving emails’ error. We will also explore an OST to PST converter tool that can extract inaccessible OST data files and convert them to PST format.
Introduction:
Microsoft Office 365 Outlook comes with many security features that provide protection against phishing and malware. Outstanding mailbox management capabilities, as well as integrated cloud storage features that facilitate access from any device, are also praised. Although this email client offers many features, sometimes it prevents users from sending or receiving messages, resulting in loss of productive data.
There are many reasons that can cause the ‘Office 365 Outlook client not sending and receiving email’ error. Your Outlook account may also be temporarily blocked from unusual activity. Additionally, if an email message has attachments larger than 25 MB, Outlook cannot deliver the message. Some other reasons that can cause this error include an unstable Internet connection, an error in the configuration of your email account, and a corrupted email profile. In this guide, we will not only explain the causes of these errors, but also how to troubleshoot and fix them.
Know the error:
In this part of the post, we will explore the reasons that can cause problems in Office 365 Outlook. Some of these reasons are listed below:
- Unstable Internet: Outlook 365 will work properly if there is a stable internet connection. If there is no reliable internet connection, it may fail to sync the mailbox to/from the mailbox server.
- Problems with Email Accounts: If there are some discrepancies, such as the wrong server port, credentials mismatch, etc., in the email account settings, it can prevent Outlook 365 from receiving or sending emails.
- Errors in Outbox Folder: It has been observed in some cases that emails get stuck in Outbox due to reasons like large attachments, storage space issues, etc.
- Older versions of Office 365 Outlook: Older versions of Office 365 may cause compatibility issues and prevent users from receiving or sending email. It is always recommended to install important updates to avoid this problem.
- Installation Problems: If we work with corrupt MS Office installation files, we can face problems in sending or receiving emails in Outlook 365 because this scenario interferes with the functionality of the application.
- Corrupt Profile: A corrupt profile can prevent synchronization between servers, causing this error.
- Large OST file: A very large Outlook data file (OST) can prevent synchronization between servers, causing this error
- Bad add-ins: When we source and install add-ins from untrusted vendors, we may face compatibility issues. This happens because this faulty add-in blocks the default functionality of Outlook, which ultimately causes this error.
- Other reasons: This error may be caused by the following reasons:
- Sometimes the account may be blocked by Outlook due to some unusual login activity.
- If the message has attachments larger than 25 MB,
- The filters in the ‘Other Tab’ prevent you from seeing all of your messages.
- If you have run out of storage data, you may encounter this error.
How to Fix ‘Outlook 365 Client Not Sending & Receiving Email’ Error?
In this section of the guide, we will discuss the various solutions available to Outlook users to fix this error. Step-by-step instructions for popular solutions are listed below:
Ensure Stable Internet Connection: To ensure the smooth working of Office 365 Outlook, we need a stable and reliable Internet connection. If the Internet signal continues to come and go, it will block the functionality of the mailbox. Check your Internet speed and also check the browsing speed of other websites. Restart the router and contact your internet service provider if nothing works.
Account Settings Validation: The next fix available with us is to check your Outlook account settings. Follow the steps below for the same:
- Browse to Outlook and click File > Account settings > Account settings.
- Click on the email profile in question to navigate to other settings.
- Validate email addresses, passwords, incoming and outgoing server ports, and settings.
- Click Next > Finish to save your changes and restart Outlook.
Check Outbox Folder and Mailbox Quota: Sometimes, due to large attachments, emails get stuck in Outlook. Check the Outbox folder by following the steps below:
- Open Outlook and click on the ‘Outbox’ folder in the left panel.
- Please look for any mail with large attachments. If you find it, remove the attachment. Upload the attachment to a cloud storage service, such as WeTransfer, and send the link along with the email message.
Follow the steps below to check the health of your mailbox quota:
- Explore the Outlook app.
- Navigate to File > Info > Tools, and select Mailbox Cleanup.
- Investigate mailbox sizes by clicking the ‘View Deleted Mailbox Sizes’ button.
- Then press Close and use the Mailbox Cleanup window to clean up the deleted folder and remove old mail items.
Check and apply Office 365 Outlook Update: You must be working with the latest version of Outlook to avoid conflicts. Follow the steps below to check for the latest updates:
- Search for the Outlook application.
- Click File > Office Account.
- Under ‘Product Information’, click Update Options > Update Now.
- Follow the on-screen prompts to complete the process.
- Restart Outlook to check if the problem is resolved.
Outlook Installation Repair: We have discussed that a corrupted Outlook or Office installation can cause operational problems in Outlook, including the ‘client not sending & receiving email’ error. Follow the steps below to repair corrupted Outlook or Office installation files:
- Sign out of Outlook 365.
- Search for Control Panel by pressing Windows key + R to open the Run dialog box, type: control, and press Enter.
- Go to Programs and Features and click on ‘Microsoft Office’ from the list. Then, press on ‘Change’.
- Based on the version, select the option ‘Online Repair’, ‘Quick Repair’ or ‘Repair’.
- Follow the on-screen prompts to complete the MS Office repair process.
- After the repair, restart Outlook and check if the problem is resolved.
Create a New Office 365 Outlook Profile: You can replace a broken profile with a new one. Follow the steps below to create a new Outlook 365 profile:
- Exit Outlook and search for Control Panel.
- Search and press ‘Mail’.
- Press Show Profile > Add.
- Enter a profile name and press OK to create a new profile.
- Enter your email account details and settings as prompted.
- Set the new profile as the ‘default’ profile by returning to the Mail window and selecting the new profile in the ‘Always use this profile drop-down menu.
- Click ‘OK’ to save changes and restart Outlook.
What to do when nothing works?
We have tried every method discussed in the post above, and all have failed to resolve the issue. In such a scenario, use the OST to PST converter tool to solve the error problem. Stellar Converter for OST is an expert-recommended converter tool that can convert large OST files to PST files quickly. This tool can also convert mailbox items, even from inaccessible orphaned OST files, to PST files. You can later export previously inaccessible mailbox data from the converted PST file. This tool is known to perform accurate and fast conversion while preserving the original integrity of mailbox items.
Conclusion:
Office 365 Outlook offers a collection of features for better communication. One feature that attracts executives is the flexibility to work from anywhere in the world with an Internet connection. But sometimes, like any other software, this application is corrupted by errors. One of the errors is ‘The Office 365 Outlook client does not send and receive.’ In the post above, we have discussed the possible reasons for this error, such as slow Internet, incompatible add-ins, broken profiles, etc.
In addition, we have also discussed ways to solve this error, such as checking your internet connection, checking your account settings, add-in management, creating a new Outlook 365 profile, etc. If there is no solution, we can try OST. for PST converter tools like Stellar Converter for OST. This tool can easily convert inaccessible or orphaned OST files to PST without compromising its integrity.