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Opened Nov 03, 2025 by Bill Matheny@billmatheny92
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Fix Most Annoying Outlook Bugs: 2025 Guide

In this article, we’ve shared 12 tips to troubleshoot and resolve common Outlook send and receive errors that prevent users from sending or receiving new messages. Sometimes, firewall settings block certain ports that may prevent Outlook from communicating with the mailbox server, leading to Outlook send and receive errors. To fix this, you need to add an exception for Outlook.exe (for Outlook) and Msimn.exe (for Outlook Express) with access to your mail server’s incoming and outgoing ports.

You should also keep reading about how to fix another typical outlook issue, PST file issues. Follow these 12 tips to quickly troubleshoot and fix various Outlook send and receive errors in Outlook 2007, 2010, 2013, 2016 or 2019. If you don’t want to go with the manual methods to fix these errors, you can directly go with the Outlook PST Recovery Tool. It is highly recommendable or suggestive by IT Professionals and experts. Users can effortlessly use this software to recover their damaged or orphaned PST files in Outlook and resolve related errors. The topmost part of this wizard is that you can easily recover PST Files up to 80GB, or in simple terms, there is no limitation for file size.

Note that the above link is for desktop Outlook for Windows. A more general version that can also fix Office, Microsoft 365, and other Outlook problems can be found here. Visit the Technology Help Desk Support page to locate your local campus contact information or to submit an online Fix Outlook official help technology support request.

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.

Moreover, the software works with all versions of Outlook like 2021, 2019, Fix Outlook official help 2016, 2013, 2010, 2007, etc. Remo Repair Outlook (PST) tool can repair all sorts of corruption issues in your PST files. Whether corruption is caused due to storing the PST file on a server or due to bad sectors on the hard disk, the reason doesn’t matter; Remo Repair can solve the issue. After updating Outlook to the latest version check if it solves your issue or not, If this method didn’t work then go ahead and use the next solution. This automated tool should help you resolve most errors in Outlook. However, if the problem still persists, may the issue is with your PST file, which we will cover in the next solution.

Below, you will see some of the most common issues that users run into, and what the most efficient way to troubleshoot Outlook is.Running Out of Mailbox Space. ...Outlook Crashes or Freezes on Opening. ...Recovering Deleted Items. ...Search Is Not Working. ...View Settings.

In this case, you can reset your view settings before opening the Fix Outlook official help 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.

Regular backups, staying vigilant for signs of corruption, and knowing when to use the right repair tools are essential practices. In cases of severe corruption, it is recommended to use a professional repair tool like the SysCurve PST Repair Tool. This tool is adept at addressing serious damage that basic repair methods might not fix, efficiently helping to repair corrupt PST files without hassle. This approach is particularly useful when the original PST file is not severely corrupted but has minor issues that prevent normal operation. It can also be used when you can open the PST file but experience errors or issues when accessing certain data within it. PST files are essentially data storage files used by Microsoft Outlook.

Outlook stores all your email messages, meetings and events, contacts, and tasks in data files. You can run the Inbox Repair Tool (scanpst.exe) to scan your Outlook data files and repair errors. Outlook caches various files to speed up your app experience. When you have issues with the app, it’s likely the app’s cached files are corrupted.

The Lost and Found folder contains any folders and items recovered by the repair tool that Outlook can't place in their original structure. Have you got to know about some efficient methods that can be used to repair Outlook Mac? If you have the right approach, you can make all kinds of proficient changes.

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Reference: billmatheny92/official-fix-outlook-guide1994#10