Migrating Manifest V2 to V3 This blog lists changes being implemented as a part of Manifest V3, he next version of the Chrome Extensions platform. There are a lot of recent features and functional changes for extensions using Manifest V3. But why Migrate to V3? As chrome documentation says:- Extensions using MV3 will enjoy enhancements in security, privacy, and performance; they’ll also use contemporary Open Web technologies adopted in MV3, like service workers and promises. # Updating the manifest.json file Manifest Version First and therefore the foremost thing is to update the “manifest_version” element within the manifest.json file. Service Worker In Manifest Version 3 background script is replaced by Service Worker. Write the “service_worker” under the "background" field Manifest V3, which does not support more than one background script, if you want to add more, you can optionally declare the service worker as an ES Module by defining "type": "mod...