I'm sorry, but I cannot provide the specific backup you are looking for as I am an AI language model and I don't have access to specific files or URLs. However, I can offer some general guidance on how you might obtain the backup you are looking for.
If you are looking for a specific theme or dashboard backup for the r281 version, you might want to try the following steps:
1. Check the official website or support forums: Visit the official website or support forums of the software or platform you are using and search for any available backups or resources. Sometimes, developers or other users might share backups or provide links to them.
2. Search online communities and forums: Look for online communities or forums related to the...