I'm in the process of updating my chrome extension from manifest v2 to v3. Here's the old manifest: Manifest V2: { "manifest_version": 2, "name": "Legacy Search Assistant&q...

I am finding the 'Uncaught (in promise) Error: A listener indicated an asynchronous response by returning true, but the message channel closed before a response was received' error in the backgroun...

I need to use Manifest version 3(MV3) to handle Google sign-ins on Chrome extensions. How could i go about this, given that it's only mentioned in the docs that it cannot be done?

I am using manifest version 3 for chrome extension this error I face in background js : Error in event handler: ReferenceError: window is not defined chrome extension with manifest v3 "m...

For chrome extension manifest v2, I can open the background page in DevTools, open the "Application" tab, select "IndexedDB", and I see the data. This approach doesn't work for ...

I want to use declarativeNetRequest to redirect all URLs from a domain to a URL with the initiator URL as an encoded parameter e.g. http://www.google.com --> http://www.newsite.com?url=http%3A%2...

Currently I Try to Integrate Jquery Terminal on my chrome extension with manifest version 3, and I've an issue with Content security policy, every time I run the extension, I get this error. Refuse...

Trying to create a chrome extension (manifest v.3) that can record screen. The flow is: Showing a record button in popup Clicking a record button opens an html page in background html page sends r...

I am trying to load (inject) in page a javascript code. The javascript file is local to the extension. the filepath is 'js/somefile.js'. const basePath = chrome.runtime.getURL(''); fetch(chrome.ru...

I'm trying to learn how to make chrome extensions and have been trying to learn with the new manifest v3 as my understanding is it'll be the norm in the future. A lot of the documentation has been ...

I'm working on a Chrome extension built with React that deals with crypto wallets, and I need to preserve their wallet object, so they don't have to decrypt it after every time they close the exten...

I'm working on an extension that does a lot of message-passing between its content scripts and the background service worker (manifest V3), and I've noticed an odd issue with the new Promise-based ...

I'm designing the popup UI of the extension, default font size of browser is 16px and when I view the design outside the extension environment the default font size is 16px, but when I open the UI,...

I'm "happily" rebuilding some of my Chrome Extensions to MV3. But I'm stuck because I can't understand how to use IndexedDB from service workers. To be more specific, I haven't found any ...

I'm making an extension for chrome where the user can input a script, then press "run" to inject it into the current tab. I am using MV3 (manifest v3). Are there any ways to do this? My c...

I am developing a google chrome extension using the manifest v3, I read the manifest docs from here but found that did not contains popup settings, in v2 of manifest, we could set up popup like thi...

I'm trying to switch a Chrome extension to using Manifest v3. I've gotten everything except where I'm using localStorage: if (localStorage.getItem(lastchecked[0]) < Date.now() - 2500000000) { l...

I know the answer for manifest v2: Add contextmenu items to a Chrome extension's browser action button It's been working fine until migrating manifest from v2 to v3. My current manifest.json: {...

I’m writing a Chrome extension using Manifest V3 and trying to find a way to execute code strings dynamically (similar to userscripts). There are methods to execute code strings (eval, setTimeout, ...

I'm trying to create a Chrome extenstion that allows the user to get the selected text of a web page after clicking on a button and then log this text in the console. But my code is working only if...

Videos on most sites make use of progressive downloading, which means that the video is downloaded to my computer, and easy to trace. There are lots of extensions out there to do this, and ev...

Why is this function from Chrome not working? I'm trying this example: https://developer.chrome.com/docs/extensions/mv3/content_scripts/#programmatic. I'm developing an extension for chrome and sen...