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AADSTS900561: The Endpoint Only Accepts Post Request [Fix]
Get rid of the sign in error with our expert solutions
4 min. read
Updated onNovember 8, 2024
updated onNovember 8, 2024
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We sign into variousweb appsand websites, and the process is usually seamless. Often, an error message appears indicating a failure at doing so, but most are simple and easily fixable. But theAADSTS900561error can be tricky for some users.
The complete message reads,Sorry, but we’re having trouble signing you in. AADSTS900561: The endpoint only accepts POST requests. Received a GET request.It doesn’t list anything helpful to the troubleshooting process.
So let’s find out all about the error & how to fix it.
How do I fix error AADSTS900561?
1. Reconfigure Internet options
Often, it’s the cookies to blame, and allowing them through Internet Options is an easy fix for theAADSTS900561Teams error.
2. Allow third-party cookies in the browser
If reconfiguring the system-wide options didn’t work, changing the browser settings to allow cookies should help with theAADSTS900561Adobe error and even for other websites.
3. Clear the browsing data
It’s often even simpler to fixAADSTS900561when caused by the corrupt browser cache because simply clearing it does the trick.
4. Create a new browser profile
What causes error code AADSTS900561?
The error code indicates the inability to verify and process the request. The problem is not new, andAADSTS900561can be encountered with Office, Teams, and Adobe.
Here are a few reasons users encounter the error:
If the problem lies with the user profile itself, it’s often easier to create a new one rather than identify the underlying cause behind theAADSTS900561sign-in error.
And for some users, creating a new user profile and signing in with it also fixed things with the older profile. In this case, you can delete the new one.
For those who over-rely on the Internet, do not forget to check thebest web filtering solutionsto block threats and websites.
Tell us which fix worked for you in the comments section below.
More about the topics:Microsoft Teams Error Codes,Outlook Errors,sign-in issues
Kazim Ali Alvi
Windows Hardware Expert
Kazim has always been fond of technology, be it scrolling through the settings on his iPhone, Android device, or Windows PC. He’s specialized in hardware devices, always ready to remove a screw or two to find out the real cause of a problem.
Long-time Windows user, Kazim is ready to provide a solution for your every software & hardware error on Windows 11, Windows 10 and any previous iteration. He’s also one of our experts in Networking & Security.
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Kazim Ali Alvi
Windows Hardware Expert
Kazim is specialized in hardware devices, always ready to remove a screw or two to find out the real cause of a problem.
