Hi @Moussa Fofana ,
What kind of web application are you using?
If you want to use Office in browser, there are 2 wanys you can try.
- Office Online: https://www.microsoft.com/en-us/microsoft-365/free-office-online-for-the-web
- Office Online Server: https://learn.microsoft.com/en-us/officeonlineserver/office-online-server
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