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on 11 hours ago
If you're trying to sign in with your personal Microsoft account, but you're already signed in with your work or school account, you need to sign out and then sign in with the correct Microsoft account (or vice versa).
If you need to reset your Microsoft account password because you forgot it, see Reset your Microsoft account password instead. If you're signing in to the correct location, but still can't remember your username and password, contact your admin. Contact your admin who can retrieve the username and reset the password for your work or school account. For your protection, we will ask you to confirm the verification details you select.
Learn the art of bringing phone batteries back to life with this specialized tool. Understand the significance of a USB tester in ensuring the functionality of USB ports and mobile battery issues. In shared networks like those at Yo-Kylä student village, this kind of problem is surprisingly common. If you’re using an old LTE (4g) router as a switch or access point, your laptop might be getting incomplete or invalid DNS settings. Some Huawei routers give out broken IPv6 DNS settings, so disabling this avoids future issues.
It provides a quick way to test the sync process on demand. I'm running into an issue with syncing my MS account across my MS 365 Office apps. I'm signed in on my windows account and my one drive seems to be working but when I open word, excel, onenote, etc. I get a "We're having trouble microsoft 365 not syncing or working syncing. Click "Sign in again" to fix this issue" error at the top of window.
This tool is designed to extract mailbox items from orphaned or inaccessible OST files. A large OST file can lead to performance issues and result in Outlook not syncing with the Exchange Server, disrupting your workflow. To resolve this, you can reduce the Outlook data file (OST) size. This can help optimize Outlook’s performance and fix the synchronization issues. As you can see, there are some common themes that can cause synchronization to stop working correctly.
This is typically the person with admin permissions who set up your Microsoft 365 account for you. If you're not an Microsoft 365 admin, ask your workplace technical support to give your account name to you. If not, select Reset password below, <a href="https://office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html">microsoft 365 not syncing or working</a> enter the username name for the account you're trying to reset, and select Next. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option.
The Lost and Found folder contains any folders and items recovered by the repair tool that Outlook can't place in their original structure. The error ‘Something is wrong with one of your data files and Outlook needs to close’ should be resolved. Or, if the error lasted in Safe mode also, moving to the next solution is a better option. The Inbox Repair Tool is an in-built utility from Microsoft to overcome the Outlook PST file corruption issues. Users can fix Outlook PST files using this utility, but firstly you need to locate the Inbox Repair Tool (ScanPST.exe) in their system.
Update the password on your mobile phone and desktop email program to match the new password for your account. You may want to change your password for security reasons, or you may have forgotten your password and you want to reset it. If you couldn't change your password this way, see Reset your Microsoft account password. The steps below describe how to change a known password for a Microsoft personal account.
If the connection is slow or inconsistent, you can restart the router or contact your internet provider/IT admin for help. After rebuilding the OST file, it’s important to check for any missing mailbox data. If you find any missing items in the new OST file, you can recover them from the backup OST file using Stellar Converter for OST. This professional OST to PST converter tool can extract data from the backup OST file and convert it into PST file, which you can easily import into Outlook. You can easily search for the missing items, select them, and save them in PST and other file formats, such as MSG, EML, RTF, HTML and PDF.
If you want to fix PST files using this tool, make sure to have a proper backup of the Outlook PST before processing. However, in some cases, the Inbox Repair tool (SCANPST) fails to repair the PST file. Opt for a better alternative tool such as a professional PST Repair Tool. Microsoft Outlook, like any other software on Windows, encounters several errors.
Persevering with these troubleshooting steps will help identify and rectify many common Microsoft 365 synchronization problems. Let's now look at how to force manual synchronizations. If I put my laptop on airplane mode and remove my wired connection, the problem stops happening. This is what leads me to believe that the issue is sync-related.
Here are some common reasons the Outlook Error couldn’t create the Outlook Data File. If you can open the original Outlook Data File, microsoft 365 not syncing or working you might be able to recover additional items. The Inbox Repair tool creates a backup file with the same name as the original, but with a .bak extension, and saves it in the same folder. There may be items in the backup file that you might be able to recover that the Inbox Repair tool couldn't. Resolving the "We Couldn’t Create the Outlook Data File" error involves a systematic approach that addresses these potential causes. To resolve this issue, delete your .ost file and that you let Outlook redownload the information from the server that is running Microsoft Exchange Server.