Do not search for “Microsoft Office Web Components 110 download” on public sites. If you need spreadsheet or chart functionality on the web today, migrate to a JavaScript library – it will save you endless compatibility and security headaches.
However, if you obtain it for a legacy internal app (air-gapped system, old IE mode): microsoft office web components 110 library download work
This write-up covers the history of the library, the current reality regarding downloads, and the critical need for migration to modern alternatives. Do not search for “Microsoft Office Web Components
Instead of fighting OWC 110, use these safe, modern libraries: the current reality regarding downloads
C:\Program Files\Common Files\Microsoft Shared\Web Components\11 Experts Exchange 2. Enabling OWC 11.0 in Applications