Walkthroughs for custom maps.

The file has already been downloaded by others. If they hadn't been able to download it, they would have written about it. I've been using Mail.ru Cloud for years and sharing files as well. It's a convenient service, by the way. I don't want to continue the argument. The only thing I'll add is: what, where, and how did you try to download it? Maybe you're using a smartphone and something isn't working on it?