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Written By
Simran Bhatia -
Approved By
Sonika Rawat -
Updated on
December 25th, 2025 -
Read Time
8 minutes
Generally, Outlook Error 500 occurs when users try to access Outlook on the Web (OWA) or perform mailbox authentication. The major factors that result in this error are related to authentication conflicts, corrupted browser data, inconsistencies, and much more. However, it can be easily managed and resolved with easy troubleshooting methods or a reliable PST Recovery Tool.
Take a look at this client interaction on how to fix Outlook Error 500.
Client: Hi, I am Jennifer Welia, constantly encountering Error 500 in Outlook.
Technical Assistant: Hi, Jennifer. Have you tried accessing Outlook on a browser as well as its application?
Client: No, I am only using the Outlook Web App (OWA).
Technical Assistant: OK. Then, so far, what troubleshooting steps have you taken?
Client: I have cleared the cache and reset the internet.
Technical Assistant: Is there anything else our expert should know before they connect with you? Rest assured, your issue will be resolved.
Client: I work on the OWA, and the Outlook email I received from a teammate is inaccessible on my end. I can sign in to Outlook, but cannot view the email. Instead, I receive the error 500 code. Help me fix this issue at the earliest.
It is quite clear that the client needs an immediate and quick solution that makes the file accessible. Outlook uses the PST format to store its email. This states that maybe the PST file has issues. Hence, to eliminate this error, we must first find out the reasons for its occurrence.
Error code 500 is a server-side error that occurs when something is incorrect between your PC and Microsoft servers. Outlook usually presents the error message as: “Internal Server Error. Error 500. Repeating redirects detected.”
This error arises on both web and desktop, like Microsoft Outlook has stopped working. It can also be shown as “Something went wrong.” There can be multiple reasons for this, as stated here:
Comprehending these issues can help you fix Outlook not responding error with proficient troubleshooting.
Below are several free methods that you can use to resolve the error for free with ease. However, you may require some technical knowledge and skills to avoid any kind of losses during the fix. Additionally, once you are done with it, a professional tool is specified that helps fix the error hassle-free and risk-free, if caused due to the PST file issues.
Follow the given manual ways to fix the Something went wrong error 500 and resume your Outlook operations. These are:
Deleting the broken stored session token can be a fix.
Sometimes, private browsing works without cache data and extensions. It means the issue was browser-related and not mailbox-related.
Security add-ons, ad blockers, and script managers often block the Outlook scripts.
Are you able to fix Outlook error 500? If these methods didn’t work for you yet, then try the next ones:
This often happens when regional updates or backend maintenance are in progress.
It will help fix error code 500 in Outlook caused by authentication tokens or chains.
It will reset your local configuration, and your mailbox will not be affected either.
Ensure your Outlook subscription is active and your internet connection is stable.
If your error still persists, even after managing all the general risks, then maybe it’s not related to the browser but the email you received. Like the one we saw in the client interaction at the top. For such situations, using the SysInfo PST File Recovery Tool is a smart choice. This prominent software fixes your PST files of any size and number in a single go and ensures no data loss occurs.
This unique software is designed smartly and can handle PSTs with major or minor corruption without the need for Outlook. It even keeps your data preserved and structure retained as in the original email. Additionally, it is available for all versions of Windows OS and works simply for all techie and non-techie users. Moreover, it has a Demo Version, which helps with performance and evaluation of the software.
It is necessary to fix Outlook error 500 to ensure your emails are accessible, as it doesn’t hamper them, but only restricts their opening. The error seems intimidating, but it isn’t catastrophic. Mostly, it is due to the browser issues and authentication failures, and their fixes are also basic and easy. They can be applied methodically, and you can regain access. If not, then it is a PST corruption or damage issue, for which you may download the Outlook PST Recovery Tool for the best results.
Ans. Clearing the cache from the browser or accessing MS Outlook in incognito mode is the quick fix.
Ans. Yes, clearing the cache mostly fix error code 500 in Outlook, especially in the case of Outlook Web App.
Ans. No, your emails and mailbox data are not affected due to this error. It only impacts their access, and the emails remain secure on the server.
Ans. You must contact Microsoft support in the following cases:
1. Error 500 is across devices and browsers
2. The same tenant affected multiple users
3. Microsoft service confirms no active issues
4. Errors appear at the admin authentication level
Ans. The best tool to fix error 500 in Outlook, especially with the PST corruption, is the PST File Recovery Tool by SysInfo.
About The Author:
Simran Bhatia is a technical content writer engaged in writing clear, concise, and SEO-optimized content. With a background in computer science and a passion for writing, I thrive to deliver complex technical content in simple layman terms.
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