Share this article

Improve this guide

Fix Microsoft Teams file unknown errors using these methods

3 min. read

Updated onOctober 4, 2023

updated onOctober 4, 2023

Share this article

Improve this guide

Read our disclosure page to find out how can you help Windows Report sustain the editorial teamRead more

Key notes

Microsoft Teamsallows the app users to sharePDFdocuments and other files from their SharePoint library with other users using the Add Cloud Storage option.

However, some users have reported getting the annoyingMicrosoft Teamsfile unknownerrorwhile trying to share their files. You can find several users complaining of similar issues in theMicrosoft Teams forum.

I have aPDFdocument in a SharePoint library.I linked the SharePoint library to Teams using the “Add Cloud Storage” under the files tab.then linked to thePDFdocument in a post in the channel (using the browse for attachment option where I navigated into the now linked SharePoint library folder to select myPDF).Clicking the file causes it to try to render withinMicrosoft teamsand shows an “Unknown Error” message.

If you are also troubled by thiserror, here is how to fixMicrosoft teamsfile unknownerrorin Windows computer.

How to fix Microsoft teams file unknown error

How to fix Microsoft teams file unknown error

1. Sign Out and Restart Teams

2. Add Files from Conversation

3. Open Files with Online Option

4. Contact Support and Online Community

5. Reinstall Microsoft Teams

There does not seem to be any conclusive solution toMicrosoft teamsfile unknownerror. However, you can follow the troubleshooting tips in this article to resolve the issue.

[wl_navigator]

More about the topics:Microsoft Teams,Microsoft Teams Error Codes,productivity software

Tashreef Shareef

Tashreef Shareef is a software developer turned tech writer. He discovered his interest in technology after reading a tech magazine accidentally. Now he writes about everything tech from Windows to iOS and streaming services to IoT at WindowsReport.

User forum

0 messages

Sort by:LatestOldestMost Votes

Comment*

Name*

Email*

Commenting as.Not you?

Save information for future comments

Comment

Δ

Tashreef Shareef