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We’re working to make https://office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html it possible to edit shared calendars in Outlook 2016 for Windows. Set up your account manually as an IMAP or POP account in Outlook. 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. If you are having problems with Outlook, there are a few things we can help with to get you back to sending and receiving your email. While attempting, the damaged program or an out-of-date can cause this error. The “Cannot open the Outlook window” error can be fixed quite easily.
Here, we have compiled a couple of workarounds or quick methods using which the whole Outlook won’t open mess will fly away. Find solutions to common problems or get help from a support agent. If Outlook is NOT able to start in safe mode, then try the next proposed solution below, entitled Create a new Outlook profile.
You can also Sign out manually then close all browser windows. Check that you have not accidentally blocked the Gmail domain when blocking one Gmail user. Some customers may not be able to insert GIFs from the Insert Emojis and GIFs button. Find solutions to common problems or get help from a support agent.
Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. If everything goes correctly, you’ll get the Repair complete dialog after some time. This utility is not the professionals’ recommendation, as it comes with a lot of drawbacks. Before implementing this method to fix Outlook PST files, read its limitations for more insight.
MAPI does not validate that a provider’s DLL that it is requested to load https://office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html is registered correctly in MapiSVC.inf or even that it comes from the local machine. This can be exploited by creating a file together with an OLE object in such a way to cause MAPI to load a DLL from a network share when the OLE object is activated. If you typically use an Outlook.com account for email, this issue can occur if there are multiple aliases on the account and the 3rd party email address is the primary alias. This occurs because custom form script is now disabled by default. Find solutions to common problems or get help from a support agent.
This guide explores why Outlook is so slow to respond across platforms and how Clean Email can help improve inbox management and speed up Outlook. Delaying non-essential updates, in some cases, allows Microsoft to refine them further before they are installed. We recommend that you don’t have monthly updates enabled for Office 365 ProPlus, as these have been known to cause intermittent issues. It is very tempting to increase your file list count from 50 upwards, as ‘scrolling’ is generally preferable to ‘paging’. We have seen cases where people have raised https://office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html the setting well beyond 500 and then complained of slowness.
It repairs corrupt or damaged Outlook PST files and helps you access PST data. 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 https://office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html use the troubleshooting steps we’re providing below to help resolve these startup issues. Since several different problems can cause Outlook not to open, you may have to try multiple fixes before your issue is resolved. Here, we list fixes for the possible causes, starting with the most likely culprit.
It occurs rapidly when you receive or send messages in MS Outlook, leading to a damaged Outlook profile or encrypting Outlook(OST and PST) files. The password error issue of Outlook is the most frustrating error or glitch that users are facing nowadays. Outlook constantly shows an error regarding the password with a notification after closing it simultaneously.
Read how to Add your Outlook.com account to another mail app. The navigation pane is the leftmost pane in Outlook where you’ll find your folder list and the icons to move between Mail, Calendar, People, and Tasks. Running the /resetnavpane command removes all customizations to the navigation pane. Starting Outlook in safe mode, which starts Outlook without add-ins loaded, can tell you if an add-in is the source of the problem. Use the classic Outlook startup troubleshooter to diagnose and fix several common classic Outlook for Windows issues for you. You can start Outlook in safe mode, disable your add-ins, and then try to open Outlook normally.
The Credential Manager is where Windows stores passwords and login information on your computer. It acts as a vault with specific settings and permissions you can adjust. Every antivirus software is different, so you’ll want to look up how to specifically enable Outlook with the software you’re using. Check your settings to see if you’ve got the “always prompt for password” feature enabled. It could be as simple as an out-of-date version of Outlook’s software. Once an update has been run on your system, the bug may be rectified.