Aaron shows you five different methods for removing broken links from Indesign. This is especially effective when the original linked document is missing.
Depending on the version of Indesign and operating system, each method may have varying degrees of success. Broken links in Indesign may cause problems while exporting files. Fixing these errors using these techniques can help.
How to Fix Broken Links in Indesign
How to Fix Missing Links in Indesign
How to Remove Broken Links in Indesign
How to Remove Missing Links in Indesign
Original Thread: https://community.adobe.com/t5/indesign/how-to-remove-broken-links-from-indesign-s-links-panel/m-p/8192908#M25815