There is no way to upload your own .htaccess file on WordPress.com. I didn't really look deep enough into it. The most of info about setting up redirects were f

There is no way to upload your own .htaccess file on WordPress.com. I didn't really look deep enough into it. The most of info about setting up redirects were for self-hosted WordPress. But I gave up quickly because self-hosted blogs are working fine. (And there really isn't that much extra work in keeping those blogs secure and up to date.)