Description from extension meta
Use a área de transferência no Office Online para cortar, copiar e colar através do menu que aparece com um clique do botão direito…
Image from store
Description from store
Installing this free extension enables you to cut, copy, and paste via right-click menus and the ribbon toolbar when using Office on the web.
Due to limitations of web browsers, copying and pasting in Microsoft Office for the web through menus requires additional permissions which are provided through this extension.
The extension has been updated to version manifest v3.
Version manifest v2 (old)
https://chromewebstore.google.com/detail/office-enable-copy-and-pa/ifbmcpbgkhlpfcodhjhdbllhiaomkdej?hl=en