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January 13, 2026
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Create your account and connect with a world of communities. I cannot find the phone number again to contact MS Office support (eventually they were helpful, but only after insisting they help!), I'm in the Read More In this article Netherlands so if someone has a phone number, I'd love to get it again.
Work Account Stuck in Sign in Loop (Office 365, Teams, Outlook)
Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and Outlook Not Sending or Receiving Email technical support. I regret that you are experiencing issues with your Microsoft installation. The connection to Microsoft Exchange is unavailable.
Your account is at risk, infinite loop
Yeap, you describe it exactly and unfortunately we still don’t have an answer. Closed the window without entering anything and Outlook returned to ‘Connected to Exchange’. Office 2016 is already Modern Authentication aware so APP passwords are not required.
For affected versions of Outlook
Native IOS and Android Mail apps will require the APP password or users can use Outlook for IOS/Android which is Modern Auth aware. FYI outlook 2013 requires a registry setting to work with MA. I created a new Outlook profile, and then the old one started working. I wonder if the compuer cached a new logon token or something that the old Outlook profile could use.
Outlook 365 Password Prompt Issue on Windows Desktop
You may have to rebuild/restore your outlook folder/files which is a pain. I’d do that one step at a time, forgoing the restore of the cached files. If this box is greyed out or disabled then you need to reset the Windows Credential Manager first. When I try to sign again it will be stuck in sign in loop with the message " Taking you to your organization sign in page" after I have logged in on my company site...
Yeap, you describe it exactly and unfortunately we still don’t have an answer.The user had Office 2015 and Office 2016 credentials and Teams credentials that we deleted.We’ve got a support case opened with Microsoft on this one but it’s been open for about 3 months.We checked with Word that the account was connected–it was and the we opened Outlook and it immediately connected.Create your account and connect with a world of communities.Modifying the Outlook profile by using the "Profiles" registry path is not supported and may cause your Outlook profile to be in an unsupported state.
In each case the fix has either been one of the above items or a combination of them. There doesn’t appear to be any pattern to the issue occurring or the problem being limited to any specific Repair Outlook Profile Online computer or user. By chatting and providing personal info, you understand and agree to our Terms of Service and Privacy Policy. I disabled the Zoom and Adobe PDF plugins and it stopped prompting me immediately. My client’s Outlook will only continuously ask for the password after MFA is enforced and Office.com has been logged in. It would be nice if it distinguished between your password and the app password.
In this case are you saying that there is a password prompt for the users credentials? Clear the Windows Credential manager or recreate the users Outlook profile. In fact if you just turned on MFA and you were not using MFA before you usually end up having to rebuild the profile and clearing the credential manager. If you are saying that they are getting multiple MFA prompts then this is an out of sync issue with the wrong code being used.
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January 13, 2026
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Check if your system meets the Microsoft 365 installation prerequisites. For codes linked to storage limitations, free up disk space or install on an external drive. The Microsoft send/receive error 0x800CCC0E fix Support and Recovery Assistant can automate fixes for common error codes. The "Unlicensed Product" error usually indicates an inactive or unlinked subscription. Confirm your subscription status and sign in with the correct Microsoft account.
What can I do if Office apps take too long to load?
Regardless of the root cause, understanding the core steps to troubleshoot and resolve these issues is essential for an efficient, well-run IT environment. A slow installation is often caused by network problems or background tasks monopolizing bandwidth. Close other programs or downloads running on your device to free up resources. If you’re still stuck, reboot your computer and try the installation again, preferably during off-peak internet hours.
2 Step 2: Check Subscription Status and License Assignments
Always verify offline availability settings for critical documents you might need.Simply open the Office app normally, and all your files are saved locally until internet access resumes.Double-check your internet connection, as OneDrive requires an active network to sync files properly.If we don't detect any problem, we'll guide you through how you can help yourself.You can feel free to contact our experts, as they are available 24X7 for solving your issues.Verify that you’re logged into the correct Microsoft account both in OneDrive and Office apps.Locked accounts, due to multiple failed attempts, may require waiting or following unlock instructions.
Open apps in Safe Mode to bypass add-ins solve Office 365 mailbox sync delays and check for improvements. Perform a quick repair via "Programs and Features" to optimize performance. Online guides from Microsoft provide extra steps to speed up slow applications. You have to follow a systematic approach while dealing with Microsoft 365 login issues. Start with the very basic checks and move to the more complex troubleshooting tips. Follow this guide to ensure a smooth and error-free Microsoft 365 login experience.
Related Customer Questions
Simply open the Office app normally, and all your files are saved locally until internet access resumes. For cloud-based services like Outlook or OneDrive, offline access won’t work until you sync online again. Make sure to save any updates for immediate syncing once a connection is re-established. Always verify offline availability settings for critical documents you might need.
Microsoft 365 Security Best Practices to Avoid Losing Account Access
Run the Activation Troubleshooter, accessible online or via your app settings. Verify your device is connected to the internet and your payment details are current for renewal. Outlook OST vs PST repair Remove and re-add your Office account within the app for reconnection. Start by verifying your subscription status to ensure it’s still active. Go to any Office app and ensure you’re signed in with the same Microsoft account linked to your license. Remove and re-add your account under the "Account" settings of the app if needed.
Fix #8. Dealing with a Hacked or Compromised Account
Use the Microsoft 365 activation troubleshooter to resolve Microsoft 365 subscription activation issues. Slow performance can be due to heavy CPU usage or low available memory. Close unused tabs, background processes, or applications to free up system resources.
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January 13, 2026
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In addition, you could open outlook in safe mode, maybe some add-ins affect the outlook. You could Right-click the Start button, and click Run, type Outlook.exe /safe, and click OK. This article offers to rebuild the OST file without putting you in any difficulty. While this is an effective model, the discussion would revolve around all possibilities. We will help our readers decide the best way to how to fix Outlook not opening today rebuild OST for functioning through Outlook.
Part 1: Can OST Files Be Rebuild?
Although there are many methods to try, a few are productive. One such method is to rebuild the OST file across Outlook. The functionality is diverse, and it can be approached in multiple directions.
Any MS techs can contact me if they need further information or analysis.Malware or virus attacks can cause great havoc across the computer.In addition, you could open outlook in safe mode, maybe some add-ins affect the outlook.The functionality is diverse, and it can be approached in multiple directions.While this is an effective model, the discussion would revolve around all possibilities.Virus attacks can directly attack the OST file, which would disrupt its data.The Inbox Repair tool checks the Outlook data files on your computer to see if they're in good shape.When the case comes to rebuilding the OST file, there are several things to look out for.
Outlook 365 - OST Repair prompting even without any profile - Solved
If the OST still gets corrupted when you have reduced the size there is something in the mailbox causing the problem. You must re-select "Account Settings" when it opens across a drop-down menu. There, lead into the "Data Files" tab and select your OST file. After selecting the file, click on "Open File Location" to redirect to FixTechGuide support for Office 365 the folder.
Want more options?
Click the "Data Files" tab on the window and select your respective OST file. Click the "Open File Location" button to lead to the folder automatically. Outlook OST is directly connected and synchronized to the email client. If the problems occur across the synchronization of the OST file, it would be damaging. The file would get inaccessible and won't update in any case. If anyone can get an answer from microsoft on this issue I’d appreciate it.
How to Fix Corrupted OST Files
Every important data and detail might be damaged due to it. Virus attacks can directly attack the OST file, which would disrupt its data. Thus, you need to have a good anti-virus system to protect your recreate Outlook profile step by step computer. Find solutions to common problems or get help from a support agent.
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January 12, 2026
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It won’t hurt to clear out all of these stored passwords from time to time anyway. If you are unable to install the latest update for Outlook 2010 or Outlook 2013, you can work around this issue by removing all previously saved credentials. To remove stored credentials and force Outlook to use your Windows desktop credentials, follow these steps. You should make sure to put a check in the box that says "Remember my credentials". If you don’t put a check in the box, it will continue to pop up on you and will never properly store the updated password. After they have all been removed, you can close out of the credential manager and are free to open Microsoft Outlook again.
Support
Power for providing "An Outstanding Customer Service Experience" for its Assisted Technical Support.To resolve this problem, install the latest update for Outlook 2010 or Outlook 2013.If you are unable to install the latest update for Outlook 2010 or Outlook 2013, you can work around this issue by removing all previously saved credentials.It won’t hurt to clear out all of these stored passwords from time to time anyway.
When i open outlook now it prompts me for a new password which i enter and it accepts but eventually gives me the error something went wrong 1001. Upgrade to Microsoft Edge to take advantage of the latest pop over to this site features, security updates, and technical support. Credential Manager lets you view and delete your saved credentials for signing in to websites, connected applications, and networks.
How to make Outlook prompt for password on every opening (only for Windows)
These pop-up boxes are the result of a recent password change, which failed to properly update the cached credential stored on expert Outlook tips by FixTechGuide your computer. Because of this known problem, even if you enter the correct password into the box, Windows will not accept it. Windows will completely ignore the password entered and automatically try to use your old password that is still stuck in the cache.
How to remove the mailbox credentials from Keychain Access on Mac
This document explains how to remove locally stored Outlook passwords using the Credential Manager on a Windows machine and the Keychain Access on a Mac machine. If you're having trouble with your existing signature, create a new signature by following the... Here are some troubleshooting tips to follow if you are still having trouble accessing your... Remove old saved password and allow entry of a new password in Outlook. Power for providing "An Outstanding Customer Service Experience" for its Assisted Technical Support.
Need to clear saved login information for an Outlook Profile
J.D. Power 2024 Certified Assisted Technical Program, developed in conjunction with TSIA. Based on successful completion of an audit and exceeding a customer satisfaction benchmark for assisted support operations. To resolve this problem, install the latest update for Outlook 2010 or Outlook 2013.
Outlook continues to prompt for credentials after your domain password changes
For more information about the effect of this disable faulty add-ins in Outlook policy setting, see Policy to prevent Outlook from saving basic authentication credentials seems not to work. After the password for your domain user account is changed, Microsoft Outlook 2010 and Microsoft Outlook 2013 may prompt you for your password. After you enter the new password and then click to enable the Remember my credentials option, you are not prompted again during the current Windows session. However, if you log off Windows, log back in, and start Outlook, you are again prompted for your credentials. From here, we recommend that you click the drop down arrow all the way to the right of each individual credential, (see image above) then select the option to ‘remove’ until there are no more credentials remaining.
Credential Manager in Windows
For more information about the latest updates for Microsoft Outlook, see How to install the latest applicable updates for Microsoft Outlook (US English only).
Unless you manually update your cached credentials, the box will continue to pop up and possibly even lock your account after a few attempts. Follow the instructions below to clear the cached credentials. The stored credentials are not overwritten when Outlook triggers the authentication prompt even if you enable the Remember my credentials option. If your administrator uses the Microsoft Office Group Policy templates, they may configure Outlook not to save Basic Authentication credentials. If they do this, the Remember my credentials option is still available in the password prompt, but has no effect when you enable it.
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January 12, 2026
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Do not use the Outlook Fix Tool until you have tried all of the above options. Replacing the corrupted storage with the recovered one, along with correcting the binding in the Outlook profile, is a reliable practice for fixing error 0x F. There is no limitation on the size and version of the original OST file for the online service.
Mailing Address
Tried many other recommended solutions but none were able to help with the recovery apart from the recovery toolbox for outlook. To get started recovering your corrupted Outlook mailbox files, simply navigate to the online file repair tool and upload your file using the form at the top of Outlook sync help from FixTechGuide the page. Remember to first backup the file to ensure you have an original copy saved. Over the next few moments, our robust tool will analyze your file and extract all usable data from it. Then, it will combine the salvaged data into a fully functional version of your mailbox.
Repair Outlook online
The SecureRecovery® for Outlook demo evaluates the extent of the damage your Outlook mailbox files have sustained. Then, it recovers a few messages per folder and displays all other recoverable data as demo text. SecureRecovery® for Outlook was designed by industry-leading data recovery experts to provide efficient data recovery from corrupted Outlook mailboxes and ensure minimal data loss. Given Outlook’s key role in managing personal and Microsoft Outlook Email Repair Tool Online professional communications, maintaining continued access to your mailbox is essential. Simply I wrongly backed-up my old e-mail history in a .ost file instead of a .pst file, and I needed to check some of the e-mails contained in that file. Your program worked fantastic, and I successfully converted the .ost into .pst having back my old e-mails.
Additionally, SecureRecovery® is compatible with most versions of Microsoft Outlook, and supports both .pst and .ost file formats.The Outlook Online Repair Service allows you to repair corrupted PST/OST files on any device (desktop, tablet, phone) with any OS (Windows, Android, macOS, iOS and so on).If you can open the original Outlook Data File, you might be able to recover additional items.Fortunately, SecureRecovery® for Outlook can resolve the situation for you and help you restore your data to its original state.Used the Recovery tool for Outlook to restore the items to a PST from a backup of the old OST files.
File Repair Software
Additionally, SecureRecovery® is compatible with most versions of Microsoft Outlook, and supports both .pst and .ost file formats. Our cutting-edge software performs a thorough scan and analysis of your corrupted Outlook files and then goes on to export all recoverable data into a fresh .pst file. However, in cases of severe file corruption, some data loss may be inevitable—but rest assured, our tool will recover more than any competing recovery utility. I exported from Oulook 365 a folder with a lot of e-mails, ans had a .pst 2,28 Go file.
Need Online File Repair?
You can create a new Outlook Data File and drag the items in the Lost and Found folder into the new data file. After you've moved all the items, you can remove the Recovered Personal Folders (.pst) file, including the Lost and Found folder. To create a new Outlook Data File, go to Create an Outlook Data File.
Repair Outlook Data Files (.pst and .ost)
Follow these steps to let Outlook diagnose and fix errors in your Outlook mail profile that might be causing the issue. Recovery Toolbox for Outlook can repair Outlook files use Fixtechguide of all versions. Recovery Toolbox for Outlook can also fix 2GB error PST files. Later, you can divide a resulting file into several PST files, each being of a predetermined size.
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