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Microsoft Office Online Server
Microsoft on-premises server product that runs Office Online. Previously known as Office Web Apps Server.
611 questions
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Hi @jose aldana
Q&A forum supports multiple languages, you may choose the Spanish for your post.
Please press Win and R at the same time > Open Run dialog > Enter excel /safe to run Excel in safe mode for a test.
Besides, I suggest you go to Control Panel > Programs > Programs and Features > Find and right click on Office 2021 > Change > Online Repair.
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