Hello add in /vendor/flagrow/uploads/src/Adapters/Imgur.php change http to https please
// successful upload, let's get the generated URL
if ($response->getStatusCode() == 200) {
$meta = Arr::get(json_decode($response->getBody(), true), 'data', []);
// ADD THIS STRING IN PACK PLEASE FOR HTTP -> HTTPS IN LINKS
$meta = preg_replace("/^http:/i", "https:", $meta);
$file->url = Arr::get($meta, 'link');
$file->remote_id = Arr::get($meta, 'id');
}