質問集（FAQ）

What to do if you start Microsoft Teams and get error code 80090016

When an error occurs, a sign-in pop-up will be displayed at the beginning, so please follow the sign-in.

Here's what to do if you refuse to sign in.

First, start [Settings] from [Start], open [Account], and proceed to [Access to work or school].

Select your account and select [Disconnect]. The following pop-up will appear, but just select [Yes].

Then select Connect and enter your account name (eg aa00000@sic.shibaura-it.ac.jp).　Then proceed with setup as instructed and reconnect your account.

After reconnecting, start Microsoft Teams.After logging out of the account, log in again, and if it succeeds, the action is completed.

The above method is one of the remedies, so even if you execute it, it may not be recovered.　In that case, please contact Microsoft.

Shibaura SDP was discontinued in FY2022 due to the renewal of the umbrella agreement with Microsoft.

・Please launch the Office app and select "Account"

・From "User Information", select "Sign Out" to sign out of your Microsoft account.

・Select "Change License" under "Product Information"

・Select "Enter product key instead".

・Enter your Office 2019 product key and select "Install this product instead".

・The update download will start.

※If it does not switch, try restarting your PC while signed out of Office.

When using Ofiice products installed on the SIT's download server, you will need to renew the license immediately after installation or once every six months.

If the activation screen appears, please refer to the following page to renew the license.

http://download.sic.shibaura-it.ac.jp/Office/Office2016.html (JP)

※If you are using macOS, you do not need to do this. If you are asked to sign in, select "Skip Sign-in" at the bottom of the Sign-in window.

The poor image quality in uploading is the specification to upload process.

The uploaded video in Microsoft Stream is published in poor quality version (360p) at first, high quality version (1080p) is published after that.

Especially the highest quality encode time is longer in the case of the high definition video (HD) to use Streaming rendition.

https://docs.microsoft.com/ja-jp/stream/upload-process-overview