Hi @NikeV,
Welcome to Box Community, and we’re glad to assist!
Did you locked the file in the Box website? If so, what is the error message? Kindly attach a screenshot in this thread.
In the meantime, please follow these troubleshooting steps:
- Updating your browser to the latest version
- Clearing your browser's cache
- Using Box with an alternate browser, computer, or network.
- Restart your machine
Hope it works, and please let us know how it goes!