There is no way to view or edit cookies in Brave on Android. Viewing and editing the content of a cookie is often necessary to fix certain connection issues.
We do have an open issue for this but it looks like it’s been fairly stale for a while. Ive added your report to the thread and made some noise internally to hopefully get some eyes on it again.
This thread came up when searching for view & edit browser cookies in Windows 10. I think it’s a bit absurd that the only option is to delete all cookies, when it’s only 1 website with a problem. So forgive me if there is a better thread than this one. To post this thread.